diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 24937c2..5b8074b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,7 +6,7 @@ on:
     branches: [main]
 
 jobs:
-  audit_js:
+  test:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
@@ -18,5 +18,8 @@ jobs:
           node-version-file: .nvmrc
           cache: npm
 
-      - name: Scan for security vulnerabilities in JavaScript dependencies
-        run: npm audit
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run tests
+        run: npm test
diff --git a/package-lock.json b/package-lock.json
index 162dedf..f67d902 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,14 +10,16 @@
       "devDependencies": {
         "@eslint/js": "^10.0.1",
         "@tailwindcss/postcss": "^4.2.1",
-        "eslint": "^10.0.1",
+        "eslint": "^10.0.2",
         "eslint-config-prettier": "^10.1.8",
         "eslint-plugin-prettier": "^5.5.5",
-        "postcss": "^8.5.6",
+        "globals": "^17.4.0",
+        "postcss": "^8.5.8",
         "postcss-preset-env": "^11.2.0",
         "prettier": "^3.8.1",
-        "tailwindcss": "^4.1.17",
-        "vite": "^7.3.1"
+        "tailwindcss": "^4.2.1",
+        "vite": "^7.3.1",
+        "vitest": "^4.0.18"
       }
     },
     "node_modules/@alloc/quick-lru": {
@@ -2113,9 +2115,9 @@
       }
     },
     "node_modules/@rollup/rollup-android-arm-eabi": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm-eabi/-/rollup-android-arm-eabi-4.46.2.tgz",
-      "integrity": "sha512-Zj3Hl6sN34xJtMv7Anwb5Gu01yujyE/cLBDB2gnHTAHaWS1Z38L7kuSG+oAh0giZMqG060f/YBStXtMH6FvPMA==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm-eabi/-/rollup-android-arm-eabi-4.59.0.tgz",
+      "integrity": "sha512-upnNBkA6ZH2VKGcBj9Fyl9IGNPULcjXRlg0LLeaioQWueH30p6IXtJEbKAgvyv+mJaMxSm1l6xwDXYjpEMiLMg==",
       "cpu": [
         "arm"
       ],
@@ -2127,9 +2129,9 @@
       ]
     },
     "node_modules/@rollup/rollup-android-arm64": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm64/-/rollup-android-arm64-4.46.2.tgz",
-      "integrity": "sha512-nTeCWY83kN64oQ5MGz3CgtPx8NSOhC5lWtsjTs+8JAJNLcP3QbLCtDDgUKQc/Ro/frpMq4SHUaHN6AMltcEoLQ==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm64/-/rollup-android-arm64-4.59.0.tgz",
+      "integrity": "sha512-hZ+Zxj3SySm4A/DylsDKZAeVg0mvi++0PYVceVyX7hemkw7OreKdCvW2oQ3T1FMZvCaQXqOTHb8qmBShoqk69Q==",
       "cpu": [
         "arm64"
       ],
@@ -2141,9 +2143,9 @@
       ]
     },
     "node_modules/@rollup/rollup-darwin-arm64": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-arm64/-/rollup-darwin-arm64-4.46.2.tgz",
-      "integrity": "sha512-HV7bW2Fb/F5KPdM/9bApunQh68YVDU8sO8BvcW9OngQVN3HHHkw99wFupuUJfGR9pYLLAjcAOA6iO+evsbBaPQ==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-arm64/-/rollup-darwin-arm64-4.59.0.tgz",
+      "integrity": "sha512-W2Psnbh1J8ZJw0xKAd8zdNgF9HRLkdWwwdWqubSVk0pUuQkoHnv7rx4GiF9rT4t5DIZGAsConRE3AxCdJ4m8rg==",
       "cpu": [
         "arm64"
       ],
@@ -2155,9 +2157,9 @@
       ]
     },
     "node_modules/@rollup/rollup-darwin-x64": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-x64/-/rollup-darwin-x64-4.46.2.tgz",
-      "integrity": "sha512-SSj8TlYV5nJixSsm/y3QXfhspSiLYP11zpfwp6G/YDXctf3Xkdnk4woJIF5VQe0of2OjzTt8EsxnJDCdHd2xMA==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-x64/-/rollup-darwin-x64-4.59.0.tgz",
+      "integrity": "sha512-ZW2KkwlS4lwTv7ZVsYDiARfFCnSGhzYPdiOU4IM2fDbL+QGlyAbjgSFuqNRbSthybLbIJ915UtZBtmuLrQAT/w==",
       "cpu": [
         "x64"
       ],
@@ -2169,9 +2171,9 @@
       ]
     },
     "node_modules/@rollup/rollup-freebsd-arm64": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-freebsd-arm64/-/rollup-freebsd-arm64-4.46.2.tgz",
-      "integrity": "sha512-ZyrsG4TIT9xnOlLsSSi9w/X29tCbK1yegE49RYm3tu3wF1L/B6LVMqnEWyDB26d9Ecx9zrmXCiPmIabVuLmNSg==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-freebsd-arm64/-/rollup-freebsd-arm64-4.59.0.tgz",
+      "integrity": "sha512-EsKaJ5ytAu9jI3lonzn3BgG8iRBjV4LxZexygcQbpiU0wU0ATxhNVEpXKfUa0pS05gTcSDMKpn3Sx+QB9RlTTA==",
       "cpu": [
         "arm64"
       ],
@@ -2183,9 +2185,9 @@
       ]
     },
     "node_modules/@rollup/rollup-freebsd-x64": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-freebsd-x64/-/rollup-freebsd-x64-4.46.2.tgz",
-      "integrity": "sha512-pCgHFoOECwVCJ5GFq8+gR8SBKnMO+xe5UEqbemxBpCKYQddRQMgomv1104RnLSg7nNvgKy05sLsY51+OVRyiVw==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-freebsd-x64/-/rollup-freebsd-x64-4.59.0.tgz",
+      "integrity": "sha512-d3DuZi2KzTMjImrxoHIAODUZYoUUMsuUiY4SRRcJy6NJoZ6iIqWnJu9IScV9jXysyGMVuW+KNzZvBLOcpdl3Vg==",
       "cpu": [
         "x64"
       ],
@@ -2197,9 +2199,9 @@
       ]
     },
     "node_modules/@rollup/rollup-linux-arm-gnueabihf": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm-gnueabihf/-/rollup-linux-arm-gnueabihf-4.46.2.tgz",
-      "integrity": "sha512-EtP8aquZ0xQg0ETFcxUbU71MZlHaw9MChwrQzatiE8U/bvi5uv/oChExXC4mWhjiqK7azGJBqU0tt5H123SzVA==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm-gnueabihf/-/rollup-linux-arm-gnueabihf-4.59.0.tgz",
+      "integrity": "sha512-t4ONHboXi/3E0rT6OZl1pKbl2Vgxf9vJfWgmUoCEVQVxhW6Cw/c8I6hbbu7DAvgp82RKiH7TpLwxnJeKv2pbsw==",
       "cpu": [
         "arm"
       ],
@@ -2211,9 +2213,9 @@
       ]
     },
     "node_modules/@rollup/rollup-linux-arm-musleabihf": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm-musleabihf/-/rollup-linux-arm-musleabihf-4.46.2.tgz",
-      "integrity": "sha512-qO7F7U3u1nfxYRPM8HqFtLd+raev2K137dsV08q/LRKRLEc7RsiDWihUnrINdsWQxPR9jqZ8DIIZ1zJJAm5PjQ==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm-musleabihf/-/rollup-linux-arm-musleabihf-4.59.0.tgz",
+      "integrity": "sha512-CikFT7aYPA2ufMD086cVORBYGHffBo4K8MQ4uPS/ZnY54GKj36i196u8U+aDVT2LX4eSMbyHtyOh7D7Zvk2VvA==",
       "cpu": [
         "arm"
       ],
@@ -2225,9 +2227,9 @@
       ]
     },
     "node_modules/@rollup/rollup-linux-arm64-gnu": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm64-gnu/-/rollup-linux-arm64-gnu-4.46.2.tgz",
-      "integrity": "sha512-3dRaqLfcOXYsfvw5xMrxAk9Lb1f395gkoBYzSFcc/scgRFptRXL9DOaDpMiehf9CO8ZDRJW2z45b6fpU5nwjng==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm64-gnu/-/rollup-linux-arm64-gnu-4.59.0.tgz",
+      "integrity": "sha512-jYgUGk5aLd1nUb1CtQ8E+t5JhLc9x5WdBKew9ZgAXg7DBk0ZHErLHdXM24rfX+bKrFe+Xp5YuJo54I5HFjGDAA==",
       "cpu": [
         "arm64"
       ],
@@ -2239,9 +2241,9 @@
       ]
     },
     "node_modules/@rollup/rollup-linux-arm64-musl": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm64-musl/-/rollup-linux-arm64-musl-4.46.2.tgz",
-      "integrity": "sha512-fhHFTutA7SM+IrR6lIfiHskxmpmPTJUXpWIsBXpeEwNgZzZZSg/q4i6FU4J8qOGyJ0TR+wXBwx/L7Ho9z0+uDg==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm64-musl/-/rollup-linux-arm64-musl-4.59.0.tgz",
+      "integrity": "sha512-peZRVEdnFWZ5Bh2KeumKG9ty7aCXzzEsHShOZEFiCQlDEepP1dpUl/SrUNXNg13UmZl+gzVDPsiCwnV1uI0RUA==",
       "cpu": [
         "arm64"
       ],
@@ -2252,10 +2254,24 @@
         "linux"
       ]
     },
-    "node_modules/@rollup/rollup-linux-loongarch64-gnu": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-loongarch64-gnu/-/rollup-linux-loongarch64-gnu-4.46.2.tgz",
-      "integrity": "sha512-i7wfGFXu8x4+FRqPymzjD+Hyav8l95UIZ773j7J7zRYc3Xsxy2wIn4x+llpunexXe6laaO72iEjeeGyUFmjKeA==",
+    "node_modules/@rollup/rollup-linux-loong64-gnu": {
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-loong64-gnu/-/rollup-linux-loong64-gnu-4.59.0.tgz",
+      "integrity": "sha512-gbUSW/97f7+r4gHy3Jlup8zDG190AuodsWnNiXErp9mT90iCy9NKKU0Xwx5k8VlRAIV2uU9CsMnEFg/xXaOfXg==",
+      "cpu": [
+        "loong64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ]
+    },
+    "node_modules/@rollup/rollup-linux-loong64-musl": {
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-loong64-musl/-/rollup-linux-loong64-musl-4.59.0.tgz",
+      "integrity": "sha512-yTRONe79E+o0FWFijasoTjtzG9EBedFXJMl888NBEDCDV9I2wGbFFfJQQe63OijbFCUZqxpHz1GzpbtSFikJ4Q==",
       "cpu": [
         "loong64"
       ],
@@ -2267,9 +2283,23 @@
       ]
     },
     "node_modules/@rollup/rollup-linux-ppc64-gnu": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-ppc64-gnu/-/rollup-linux-ppc64-gnu-4.46.2.tgz",
-      "integrity": "sha512-B/l0dFcHVUnqcGZWKcWBSV2PF01YUt0Rvlurci5P+neqY/yMKchGU8ullZvIv5e8Y1C6wOn+U03mrDylP5q9Yw==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-ppc64-gnu/-/rollup-linux-ppc64-gnu-4.59.0.tgz",
+      "integrity": "sha512-sw1o3tfyk12k3OEpRddF68a1unZ5VCN7zoTNtSn2KndUE+ea3m3ROOKRCZxEpmT9nsGnogpFP9x6mnLTCaoLkA==",
+      "cpu": [
+        "ppc64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ]
+    },
+    "node_modules/@rollup/rollup-linux-ppc64-musl": {
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-ppc64-musl/-/rollup-linux-ppc64-musl-4.59.0.tgz",
+      "integrity": "sha512-+2kLtQ4xT3AiIxkzFVFXfsmlZiG5FXYW7ZyIIvGA7Bdeuh9Z0aN4hVyXS/G1E9bTP/vqszNIN/pUKCk/BTHsKA==",
       "cpu": [
         "ppc64"
       ],
@@ -2281,9 +2311,9 @@
       ]
     },
     "node_modules/@rollup/rollup-linux-riscv64-gnu": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-riscv64-gnu/-/rollup-linux-riscv64-gnu-4.46.2.tgz",
-      "integrity": "sha512-32k4ENb5ygtkMwPMucAb8MtV8olkPT03oiTxJbgkJa7lJ7dZMr0GCFJlyvy+K8iq7F/iuOr41ZdUHaOiqyR3iQ==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-riscv64-gnu/-/rollup-linux-riscv64-gnu-4.59.0.tgz",
+      "integrity": "sha512-NDYMpsXYJJaj+I7UdwIuHHNxXZ/b/N2hR15NyH3m2qAtb/hHPA4g4SuuvrdxetTdndfj9b1WOmy73kcPRoERUg==",
       "cpu": [
         "riscv64"
       ],
@@ -2295,9 +2325,9 @@
       ]
     },
     "node_modules/@rollup/rollup-linux-riscv64-musl": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-riscv64-musl/-/rollup-linux-riscv64-musl-4.46.2.tgz",
-      "integrity": "sha512-t5B2loThlFEauloaQkZg9gxV05BYeITLvLkWOkRXogP4qHXLkWSbSHKM9S6H1schf/0YGP/qNKtiISlxvfmmZw==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-riscv64-musl/-/rollup-linux-riscv64-musl-4.59.0.tgz",
+      "integrity": "sha512-nLckB8WOqHIf1bhymk+oHxvM9D3tyPndZH8i8+35p/1YiVoVswPid2yLzgX7ZJP0KQvnkhM4H6QZ5m0LzbyIAg==",
       "cpu": [
         "riscv64"
       ],
@@ -2309,9 +2339,9 @@
       ]
     },
     "node_modules/@rollup/rollup-linux-s390x-gnu": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-s390x-gnu/-/rollup-linux-s390x-gnu-4.46.2.tgz",
-      "integrity": "sha512-YKjekwTEKgbB7n17gmODSmJVUIvj8CX7q5442/CK80L8nqOUbMtf8b01QkG3jOqyr1rotrAnW6B/qiHwfcuWQA==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-s390x-gnu/-/rollup-linux-s390x-gnu-4.59.0.tgz",
+      "integrity": "sha512-oF87Ie3uAIvORFBpwnCvUzdeYUqi2wY6jRFWJAy1qus/udHFYIkplYRW+wo+GRUP4sKzYdmE1Y3+rY5Gc4ZO+w==",
       "cpu": [
         "s390x"
       ],
@@ -2323,9 +2353,9 @@
       ]
     },
     "node_modules/@rollup/rollup-linux-x64-gnu": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-x64-gnu/-/rollup-linux-x64-gnu-4.46.2.tgz",
-      "integrity": "sha512-Jj5a9RUoe5ra+MEyERkDKLwTXVu6s3aACP51nkfnK9wJTraCC8IMe3snOfALkrjTYd2G1ViE1hICj0fZ7ALBPA==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-x64-gnu/-/rollup-linux-x64-gnu-4.59.0.tgz",
+      "integrity": "sha512-3AHmtQq/ppNuUspKAlvA8HtLybkDflkMuLK4DPo77DfthRb71V84/c4MlWJXixZz4uruIH4uaa07IqoAkG64fg==",
       "cpu": [
         "x64"
       ],
@@ -2337,9 +2367,9 @@
       ]
     },
     "node_modules/@rollup/rollup-linux-x64-musl": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-x64-musl/-/rollup-linux-x64-musl-4.46.2.tgz",
-      "integrity": "sha512-7kX69DIrBeD7yNp4A5b81izs8BqoZkCIaxQaOpumcJ1S/kmqNFjPhDu1LHeVXv0SexfHQv5cqHsxLOjETuqDuA==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-x64-musl/-/rollup-linux-x64-musl-4.59.0.tgz",
+      "integrity": "sha512-2UdiwS/9cTAx7qIUZB/fWtToJwvt0Vbo0zmnYt7ED35KPg13Q0ym1g442THLC7VyI6JfYTP4PiSOWyoMdV2/xg==",
       "cpu": [
         "x64"
       ],
@@ -2350,10 +2380,38 @@
         "linux"
       ]
     },
+    "node_modules/@rollup/rollup-openbsd-x64": {
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-openbsd-x64/-/rollup-openbsd-x64-4.59.0.tgz",
+      "integrity": "sha512-M3bLRAVk6GOwFlPTIxVBSYKUaqfLrn8l0psKinkCFxl4lQvOSz8ZrKDz2gxcBwHFpci0B6rttydI4IpS4IS/jQ==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "openbsd"
+      ]
+    },
+    "node_modules/@rollup/rollup-openharmony-arm64": {
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-openharmony-arm64/-/rollup-openharmony-arm64-4.59.0.tgz",
+      "integrity": "sha512-tt9KBJqaqp5i5HUZzoafHZX8b5Q2Fe7UjYERADll83O4fGqJ49O1FsL6LpdzVFQcpwvnyd0i+K/VSwu/o/nWlA==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "openharmony"
+      ]
+    },
     "node_modules/@rollup/rollup-win32-arm64-msvc": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-arm64-msvc/-/rollup-win32-arm64-msvc-4.46.2.tgz",
-      "integrity": "sha512-wiJWMIpeaak/jsbaq2HMh/rzZxHVW1rU6coyeNNpMwk5isiPjSTx0a4YLSlYDwBH/WBvLz+EtsNqQScZTLJy3g==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-arm64-msvc/-/rollup-win32-arm64-msvc-4.59.0.tgz",
+      "integrity": "sha512-V5B6mG7OrGTwnxaNUzZTDTjDS7F75PO1ae6MJYdiMu60sq0CqN5CVeVsbhPxalupvTX8gXVSU9gq+Rx1/hvu6A==",
       "cpu": [
         "arm64"
       ],
@@ -2365,9 +2423,9 @@
       ]
     },
     "node_modules/@rollup/rollup-win32-ia32-msvc": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-ia32-msvc/-/rollup-win32-ia32-msvc-4.46.2.tgz",
-      "integrity": "sha512-gBgaUDESVzMgWZhcyjfs9QFK16D8K6QZpwAaVNJxYDLHWayOta4ZMjGm/vsAEy3hvlS2GosVFlBlP9/Wb85DqQ==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-ia32-msvc/-/rollup-win32-ia32-msvc-4.59.0.tgz",
+      "integrity": "sha512-UKFMHPuM9R0iBegwzKF4y0C4J9u8C6MEJgFuXTBerMk7EJ92GFVFYBfOZaSGLu6COf7FxpQNqhNS4c4icUPqxA==",
       "cpu": [
         "ia32"
       ],
@@ -2378,10 +2436,24 @@
         "win32"
       ]
     },
+    "node_modules/@rollup/rollup-win32-x64-gnu": {
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-x64-gnu/-/rollup-win32-x64-gnu-4.59.0.tgz",
+      "integrity": "sha512-laBkYlSS1n2L8fSo1thDNGrCTQMmxjYY5G0WFWjFFYZkKPjsMBsgJfGf4TLxXrF6RyhI60L8TMOjBMvXiTcxeA==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ]
+    },
     "node_modules/@rollup/rollup-win32-x64-msvc": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-x64-msvc/-/rollup-win32-x64-msvc-4.46.2.tgz",
-      "integrity": "sha512-CvUo2ixeIQGtF6WvuB87XWqPQkoFAFqW+HUo/WzHwuHDvIwZCtjdWXoYCcr06iKGydiqTclC4jU/TNObC/xKZg==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-x64-msvc/-/rollup-win32-x64-msvc-4.59.0.tgz",
+      "integrity": "sha512-2HRCml6OztYXyJXAvdDXPKcawukWY2GpR5/nxKp4iBgiO3wcoEGkAaqctIbZcNB6KlUQBIqt8VYkNSj2397EfA==",
       "cpu": [
         "x64"
       ],
@@ -2392,6 +2464,13 @@
         "win32"
       ]
     },
+    "node_modules/@standard-schema/spec": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/@standard-schema/spec/-/spec-1.1.0.tgz",
+      "integrity": "sha512-l2aFy5jALhniG5HgqrD6jXLi/rUWrKvqN/qJx6yoJsgKhblVd+iqqU4RCXavm/jPityDo5TCvKMnpjKnOriy0w==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@tailwindcss/node": {
       "version": "4.2.1",
       "resolved": "https://registry.npmjs.org/@tailwindcss/node/-/node-4.2.1.tgz",
@@ -2727,6 +2806,24 @@
         "tailwindcss": "4.2.1"
       }
     },
+    "node_modules/@types/chai": {
+      "version": "5.2.3",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-5.2.3.tgz",
+      "integrity": "sha512-Mw558oeA9fFbv65/y4mHtXDs9bPnFMZAL/jxdPFUpOHHIXX91mcgEHbS5Lahr+pwZFR8A7GQleRWeI6cGFC2UA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/deep-eql": "*",
+        "assertion-error": "^2.0.1"
+      }
+    },
+    "node_modules/@types/deep-eql": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/@types/deep-eql/-/deep-eql-4.0.2.tgz",
+      "integrity": "sha512-c9h9dVVMigMPc4bwTvC5dxqtqJZwQPePsWjPlpSOnojbor6pGqdk541lfA7AqFQr5pB1BRdq0juY9db81BwyFw==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@types/esrecurse": {
       "version": "4.3.1",
       "resolved": "https://registry.npmjs.org/@types/esrecurse/-/esrecurse-4.3.1.tgz",
@@ -2748,6 +2845,117 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@vitest/expect": {
+      "version": "4.0.18",
+      "resolved": "https://registry.npmjs.org/@vitest/expect/-/expect-4.0.18.tgz",
+      "integrity": "sha512-8sCWUyckXXYvx4opfzVY03EOiYVxyNrHS5QxX3DAIi5dpJAAkyJezHCP77VMX4HKA2LDT/Jpfo8i2r5BE3GnQQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@standard-schema/spec": "^1.0.0",
+        "@types/chai": "^5.2.2",
+        "@vitest/spy": "4.0.18",
+        "@vitest/utils": "4.0.18",
+        "chai": "^6.2.1",
+        "tinyrainbow": "^3.0.3"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/mocker": {
+      "version": "4.0.18",
+      "resolved": "https://registry.npmjs.org/@vitest/mocker/-/mocker-4.0.18.tgz",
+      "integrity": "sha512-HhVd0MDnzzsgevnOWCBj5Otnzobjy5wLBe4EdeeFGv8luMsGcYqDuFRMcttKWZA5vVO8RFjexVovXvAM4JoJDQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@vitest/spy": "4.0.18",
+        "estree-walker": "^3.0.3",
+        "magic-string": "^0.30.21"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      },
+      "peerDependencies": {
+        "msw": "^2.4.9",
+        "vite": "^6.0.0 || ^7.0.0-0"
+      },
+      "peerDependenciesMeta": {
+        "msw": {
+          "optional": true
+        },
+        "vite": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@vitest/pretty-format": {
+      "version": "4.0.18",
+      "resolved": "https://registry.npmjs.org/@vitest/pretty-format/-/pretty-format-4.0.18.tgz",
+      "integrity": "sha512-P24GK3GulZWC5tz87ux0m8OADrQIUVDPIjjj65vBXYG17ZeU3qD7r+MNZ1RNv4l8CGU2vtTRqixrOi9fYk/yKw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "tinyrainbow": "^3.0.3"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/runner": {
+      "version": "4.0.18",
+      "resolved": "https://registry.npmjs.org/@vitest/runner/-/runner-4.0.18.tgz",
+      "integrity": "sha512-rpk9y12PGa22Jg6g5M3UVVnTS7+zycIGk9ZNGN+m6tZHKQb7jrP7/77WfZy13Y/EUDd52NDsLRQhYKtv7XfPQw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@vitest/utils": "4.0.18",
+        "pathe": "^2.0.3"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/snapshot": {
+      "version": "4.0.18",
+      "resolved": "https://registry.npmjs.org/@vitest/snapshot/-/snapshot-4.0.18.tgz",
+      "integrity": "sha512-PCiV0rcl7jKQjbgYqjtakly6T1uwv/5BQ9SwBLekVg/EaYeQFPiXcgrC2Y7vDMA8dM1SUEAEV82kgSQIlXNMvA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@vitest/pretty-format": "4.0.18",
+        "magic-string": "^0.30.21",
+        "pathe": "^2.0.3"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/spy": {
+      "version": "4.0.18",
+      "resolved": "https://registry.npmjs.org/@vitest/spy/-/spy-4.0.18.tgz",
+      "integrity": "sha512-cbQt3PTSD7P2OARdVW3qWER5EGq7PHlvE+QfzSC0lbwO+xnt7+XH06ZzFjFRgzUX//JmpxrCu92VdwvEPlWSNw==",
+      "dev": true,
+      "license": "MIT",
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/utils": {
+      "version": "4.0.18",
+      "resolved": "https://registry.npmjs.org/@vitest/utils/-/utils-4.0.18.tgz",
+      "integrity": "sha512-msMRKLMVLWygpK3u2Hybgi4MNjcYJvwTb0Ru09+fOyCXIgT5raYP041DRRdiJiI3k/2U6SEbAETB3YtBrUkCFA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@vitest/pretty-format": "4.0.18",
+        "tinyrainbow": "^3.0.3"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
     "node_modules/acorn": {
       "version": "8.16.0",
       "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.16.0.tgz",
@@ -2772,9 +2980,9 @@
       }
     },
     "node_modules/ajv": {
-      "version": "6.12.6",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
-      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
+      "version": "6.14.0",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.14.0.tgz",
+      "integrity": "sha512-IWrosm/yrn43eiKqkfkHis7QioDleaXQHdDVPKg0FSwwd/DuvyX79TZnFOnYpB7dcsFAMmtFztZuXPDvSePkFw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -2788,6 +2996,16 @@
         "url": "https://github.com/sponsors/epoberezkin"
       }
     },
+    "node_modules/assertion-error": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/assertion-error/-/assertion-error-2.0.1.tgz",
+      "integrity": "sha512-Izi8RQcffqCeNVgFigKli1ssklIbpHnCYc6AknXGYoB6grJqyeby7jv12JUQgmTAnIDnbck1uxksT4dzN3PWBA==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=12"
+      }
+    },
     "node_modules/autoprefixer": {
       "version": "10.4.24",
       "resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-10.4.24.tgz",
@@ -2916,6 +3134,16 @@
       ],
       "license": "CC-BY-4.0"
     },
+    "node_modules/chai": {
+      "version": "6.2.2",
+      "resolved": "https://registry.npmjs.org/chai/-/chai-6.2.2.tgz",
+      "integrity": "sha512-NUPRluOfOiTKBKvWPtSD4PhFvWCqOi0BGStNWs57X9js7XGTprSmFoz5F0tWhR4WPjNeR9jXqdC7/UpSJTnlRg==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=18"
+      }
+    },
     "node_modules/cross-spawn": {
       "version": "7.0.6",
       "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-7.0.6.tgz",
@@ -3094,6 +3322,13 @@
         "node": ">=10.13.0"
       }
     },
+    "node_modules/es-module-lexer": {
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/es-module-lexer/-/es-module-lexer-1.7.0.tgz",
+      "integrity": "sha512-jEQoCwk8hyb2AZziIOLhDqpm5+2ww5uIE6lkO/6jcOCusfk6LhMHpXXfBLXTZ7Ydyt0j4VoUQv6uGNYbdW+kBA==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/esbuild": {
       "version": "0.27.1",
       "resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.27.1.tgz",
@@ -3160,9 +3395,9 @@
       }
     },
     "node_modules/eslint": {
-      "version": "10.0.1",
-      "resolved": "https://registry.npmjs.org/eslint/-/eslint-10.0.1.tgz",
-      "integrity": "sha512-20MV9SUdeN6Jd84xESsKhRly+/vxI+hwvpBMA93s+9dAcjdCuCojn4IqUGS3lvVaqjVYGYHSRMCpeFtF2rQYxQ==",
+      "version": "10.0.2",
+      "resolved": "https://registry.npmjs.org/eslint/-/eslint-10.0.2.tgz",
+      "integrity": "sha512-uYixubwmqJZH+KLVYIVKY1JQt7tysXhtj21WSvjcSmU5SVNzMus1bgLe+pAt816yQ8opKfheVVoPLqvVMGejYw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -3176,7 +3411,7 @@
         "@humanwhocodes/module-importer": "^1.0.1",
         "@humanwhocodes/retry": "^0.4.2",
         "@types/estree": "^1.0.6",
-        "ajv": "^6.12.4",
+        "ajv": "^6.14.0",
         "cross-spawn": "^7.0.6",
         "debug": "^4.3.2",
         "escape-string-regexp": "^4.0.0",
@@ -3348,6 +3583,16 @@
         "node": ">=4.0"
       }
     },
+    "node_modules/estree-walker": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/estree-walker/-/estree-walker-3.0.3.tgz",
+      "integrity": "sha512-7RUKfXgSMMkzt6ZuXmqapOurLGPPfgj6l9uRZ7lRGolvk0y2yocc35LdcxKC5PQZdn2DMqioAQ2NoWcrTKmm6g==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/estree": "^1.0.0"
+      }
+    },
     "node_modules/esutils": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/esutils/-/esutils-2.0.3.tgz",
@@ -3358,6 +3603,16 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/expect-type": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/expect-type/-/expect-type-1.3.0.tgz",
+      "integrity": "sha512-knvyeauYhqjOYvQ66MznSMs83wmHrCycNEN6Ao+2AeYEfxUIkuiVxdEa1qlGEPK+We3n0THiDciYSsCcgW/DoA==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=12.0.0"
+      }
+    },
     "node_modules/fast-deep-equal": {
       "version": "3.1.3",
       "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
@@ -3497,6 +3752,19 @@
         "node": ">=10.13.0"
       }
     },
+    "node_modules/globals": {
+      "version": "17.4.0",
+      "resolved": "https://registry.npmjs.org/globals/-/globals-17.4.0.tgz",
+      "integrity": "sha512-hjrNztw/VajQwOLsMNT1cbJiH2muO3OROCHnbehc8eY5JyD2gqz4AcMHPqgaOR59DjgUjYAYLeH699g/eWi2jw==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=18"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/graceful-fs": {
       "version": "4.2.11",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.11.tgz",
@@ -3897,9 +4165,9 @@
       }
     },
     "node_modules/minimatch": {
-      "version": "10.2.2",
-      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-10.2.2.tgz",
-      "integrity": "sha512-+G4CpNBxa5MprY+04MbgOw1v7So6n5JY166pFi9KfYwT78fxScCeSNQSNzp6dpPSW2rONOps6Ocam1wFhCgoVw==",
+      "version": "10.2.4",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-10.2.4.tgz",
+      "integrity": "sha512-oRjTw/97aTBN0RHbYCdtF1MQfvusSIBQM0IZEgzl6426+8jSC0nF1a/GmnVLpfB9yyr6g6FTqWqiZVbxrtaCIg==",
       "dev": true,
       "license": "BlueOak-1.0.0",
       "dependencies": {
@@ -3952,6 +4220,17 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/obug": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/obug/-/obug-2.1.1.tgz",
+      "integrity": "sha512-uTqF9MuPraAQ+IsnPf366RG4cP9RtUi7MLO1N3KEc+wb0a6yKpeL0lmk2IB1jY5KHPAlTc6T/JRdC/YqxHNwkQ==",
+      "dev": true,
+      "funding": [
+        "https://github.com/sponsors/sxzz",
+        "https://opencollective.com/debug"
+      ],
+      "license": "MIT"
+    },
     "node_modules/optionator": {
       "version": "0.9.4",
       "resolved": "https://registry.npmjs.org/optionator/-/optionator-0.9.4.tgz",
@@ -4022,6 +4301,13 @@
         "node": ">=8"
       }
     },
+    "node_modules/pathe": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/pathe/-/pathe-2.0.3.tgz",
+      "integrity": "sha512-WUjGcAqP1gQacoQe+OBJsFA7Ld4DyXuUIjZ5cc75cLHvJ7dtNsTugphxIADwspS+AraAUePCKrSVtPLFj/F88w==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/picocolors": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.1.1.tgz",
@@ -4042,9 +4328,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.6",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.6.tgz",
-      "integrity": "sha512-3Ybi1tAuwAP9s0r1UQ2J4n5Y0G05bJkpUIO0/bI9MhwmD70S5aTWbXGBwxHrelT+XM1k6dM0pk+SwNkpTRN7Pg==",
+      "version": "8.5.8",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.8.tgz",
+      "integrity": "sha512-OW/rX8O/jXnm82Ey1k44pObPtdblfiuWnrd8X7GJ7emImCOstunGbXUpp7HdBrFQX6rJzn3sPT397Wp5aCwCHg==",
       "dev": true,
       "funding": [
         {
@@ -4845,9 +5131,9 @@
       }
     },
     "node_modules/rollup": {
-      "version": "4.46.2",
-      "resolved": "https://registry.npmjs.org/rollup/-/rollup-4.46.2.tgz",
-      "integrity": "sha512-WMmLFI+Boh6xbop+OAGo9cQ3OgX9MIg7xOQjn+pTCwOkk+FNDAeAemXkJ3HzDJrVXleLOFVa1ipuc1AmEx1Dwg==",
+      "version": "4.59.0",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-4.59.0.tgz",
+      "integrity": "sha512-2oMpl67a3zCH9H79LeMcbDhXW/UmWG/y2zuqnF2jQq5uq9TbM9TVyXvA4+t+ne2IIkBdrLpAaRQAvo7YI/Yyeg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -4861,26 +5147,31 @@
         "npm": ">=8.0.0"
       },
       "optionalDependencies": {
-        "@rollup/rollup-android-arm-eabi": "4.46.2",
-        "@rollup/rollup-android-arm64": "4.46.2",
-        "@rollup/rollup-darwin-arm64": "4.46.2",
-        "@rollup/rollup-darwin-x64": "4.46.2",
-        "@rollup/rollup-freebsd-arm64": "4.46.2",
-        "@rollup/rollup-freebsd-x64": "4.46.2",
-        "@rollup/rollup-linux-arm-gnueabihf": "4.46.2",
-        "@rollup/rollup-linux-arm-musleabihf": "4.46.2",
-        "@rollup/rollup-linux-arm64-gnu": "4.46.2",
-        "@rollup/rollup-linux-arm64-musl": "4.46.2",
-        "@rollup/rollup-linux-loongarch64-gnu": "4.46.2",
-        "@rollup/rollup-linux-ppc64-gnu": "4.46.2",
-        "@rollup/rollup-linux-riscv64-gnu": "4.46.2",
-        "@rollup/rollup-linux-riscv64-musl": "4.46.2",
-        "@rollup/rollup-linux-s390x-gnu": "4.46.2",
-        "@rollup/rollup-linux-x64-gnu": "4.46.2",
-        "@rollup/rollup-linux-x64-musl": "4.46.2",
-        "@rollup/rollup-win32-arm64-msvc": "4.46.2",
-        "@rollup/rollup-win32-ia32-msvc": "4.46.2",
-        "@rollup/rollup-win32-x64-msvc": "4.46.2",
+        "@rollup/rollup-android-arm-eabi": "4.59.0",
+        "@rollup/rollup-android-arm64": "4.59.0",
+        "@rollup/rollup-darwin-arm64": "4.59.0",
+        "@rollup/rollup-darwin-x64": "4.59.0",
+        "@rollup/rollup-freebsd-arm64": "4.59.0",
+        "@rollup/rollup-freebsd-x64": "4.59.0",
+        "@rollup/rollup-linux-arm-gnueabihf": "4.59.0",
+        "@rollup/rollup-linux-arm-musleabihf": "4.59.0",
+        "@rollup/rollup-linux-arm64-gnu": "4.59.0",
+        "@rollup/rollup-linux-arm64-musl": "4.59.0",
+        "@rollup/rollup-linux-loong64-gnu": "4.59.0",
+        "@rollup/rollup-linux-loong64-musl": "4.59.0",
+        "@rollup/rollup-linux-ppc64-gnu": "4.59.0",
+        "@rollup/rollup-linux-ppc64-musl": "4.59.0",
+        "@rollup/rollup-linux-riscv64-gnu": "4.59.0",
+        "@rollup/rollup-linux-riscv64-musl": "4.59.0",
+        "@rollup/rollup-linux-s390x-gnu": "4.59.0",
+        "@rollup/rollup-linux-x64-gnu": "4.59.0",
+        "@rollup/rollup-linux-x64-musl": "4.59.0",
+        "@rollup/rollup-openbsd-x64": "4.59.0",
+        "@rollup/rollup-openharmony-arm64": "4.59.0",
+        "@rollup/rollup-win32-arm64-msvc": "4.59.0",
+        "@rollup/rollup-win32-ia32-msvc": "4.59.0",
+        "@rollup/rollup-win32-x64-gnu": "4.59.0",
+        "@rollup/rollup-win32-x64-msvc": "4.59.0",
         "fsevents": "~2.3.2"
       }
     },
@@ -4907,6 +5198,13 @@
         "node": ">=8"
       }
     },
+    "node_modules/siginfo": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/siginfo/-/siginfo-2.0.0.tgz",
+      "integrity": "sha512-ybx0WO1/8bSBLEWXZvEd7gMW3Sn3JFlW3TvX1nREbDLRNQNaeNN8WK0meBwPdAaOI7TtRRRJn/Es1zhrrCHu7g==",
+      "dev": true,
+      "license": "ISC"
+    },
     "node_modules/source-map-js": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.2.1.tgz",
@@ -4917,6 +5215,20 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/stackback": {
+      "version": "0.0.2",
+      "resolved": "https://registry.npmjs.org/stackback/-/stackback-0.0.2.tgz",
+      "integrity": "sha512-1XMJE5fQo1jGH6Y/7ebnwPOBEkIEnT4QF32d5R1+VXdXveM0IBMJt8zfaxX1P3QhVwrYe+576+jkANtSS2mBbw==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/std-env": {
+      "version": "3.10.0",
+      "resolved": "https://registry.npmjs.org/std-env/-/std-env-3.10.0.tgz",
+      "integrity": "sha512-5GS12FdOZNliM5mAOxFRg7Ir0pWz8MdpYm6AY6VPkGpbA7ZzmbzNcBJQ0GPvvyWgcY7QAhCgf9Uy89I03faLkg==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/synckit": {
       "version": "0.11.12",
       "resolved": "https://registry.npmjs.org/synckit/-/synckit-0.11.12.tgz",
@@ -4954,6 +5266,23 @@
         "url": "https://opencollective.com/webpack"
       }
     },
+    "node_modules/tinybench": {
+      "version": "2.9.0",
+      "resolved": "https://registry.npmjs.org/tinybench/-/tinybench-2.9.0.tgz",
+      "integrity": "sha512-0+DUvqWMValLmha6lr4kD8iAMK1HzV0/aKnCtWb9v9641TnP/MFb7Pc2bxoxQjTXAErryXVgUOfv2YqNllqGeg==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/tinyexec": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/tinyexec/-/tinyexec-1.0.2.tgz",
+      "integrity": "sha512-W/KYk+NFhkmsYpuHq5JykngiOCnxeVL8v8dFnqxSD8qEEdRfXk1SDM6JzNqcERbcGYj9tMrDQBYV9cjgnunFIg==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=18"
+      }
+    },
     "node_modules/tinyglobby": {
       "version": "0.2.15",
       "resolved": "https://registry.npmjs.org/tinyglobby/-/tinyglobby-0.2.15.tgz",
@@ -4971,6 +5300,16 @@
         "url": "https://github.com/sponsors/SuperchupuDev"
       }
     },
+    "node_modules/tinyrainbow": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/tinyrainbow/-/tinyrainbow-3.0.3.tgz",
+      "integrity": "sha512-PSkbLUoxOFRzJYjjxHJt9xro7D+iilgMX/C9lawzVuYiIdcihh9DXmVibBe8lmcFrRi/VzlPjBxbN7rH24q8/Q==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=14.0.0"
+      }
+    },
     "node_modules/type-check": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.4.0.tgz",
@@ -5107,6 +5446,84 @@
         }
       }
     },
+    "node_modules/vitest": {
+      "version": "4.0.18",
+      "resolved": "https://registry.npmjs.org/vitest/-/vitest-4.0.18.tgz",
+      "integrity": "sha512-hOQuK7h0FGKgBAas7v0mSAsnvrIgAvWmRFjmzpJ7SwFHH3g1k2u37JtYwOwmEKhK6ZO3v9ggDBBm0La1LCK4uQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@vitest/expect": "4.0.18",
+        "@vitest/mocker": "4.0.18",
+        "@vitest/pretty-format": "4.0.18",
+        "@vitest/runner": "4.0.18",
+        "@vitest/snapshot": "4.0.18",
+        "@vitest/spy": "4.0.18",
+        "@vitest/utils": "4.0.18",
+        "es-module-lexer": "^1.7.0",
+        "expect-type": "^1.2.2",
+        "magic-string": "^0.30.21",
+        "obug": "^2.1.1",
+        "pathe": "^2.0.3",
+        "picomatch": "^4.0.3",
+        "std-env": "^3.10.0",
+        "tinybench": "^2.9.0",
+        "tinyexec": "^1.0.2",
+        "tinyglobby": "^0.2.15",
+        "tinyrainbow": "^3.0.3",
+        "vite": "^6.0.0 || ^7.0.0",
+        "why-is-node-running": "^2.3.0"
+      },
+      "bin": {
+        "vitest": "vitest.mjs"
+      },
+      "engines": {
+        "node": "^20.0.0 || ^22.0.0 || >=24.0.0"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      },
+      "peerDependencies": {
+        "@edge-runtime/vm": "*",
+        "@opentelemetry/api": "^1.9.0",
+        "@types/node": "^20.0.0 || ^22.0.0 || >=24.0.0",
+        "@vitest/browser-playwright": "4.0.18",
+        "@vitest/browser-preview": "4.0.18",
+        "@vitest/browser-webdriverio": "4.0.18",
+        "@vitest/ui": "4.0.18",
+        "happy-dom": "*",
+        "jsdom": "*"
+      },
+      "peerDependenciesMeta": {
+        "@edge-runtime/vm": {
+          "optional": true
+        },
+        "@opentelemetry/api": {
+          "optional": true
+        },
+        "@types/node": {
+          "optional": true
+        },
+        "@vitest/browser-playwright": {
+          "optional": true
+        },
+        "@vitest/browser-preview": {
+          "optional": true
+        },
+        "@vitest/browser-webdriverio": {
+          "optional": true
+        },
+        "@vitest/ui": {
+          "optional": true
+        },
+        "happy-dom": {
+          "optional": true
+        },
+        "jsdom": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
@@ -5123,6 +5540,23 @@
         "node": ">= 8"
       }
     },
+    "node_modules/why-is-node-running": {
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/why-is-node-running/-/why-is-node-running-2.3.0.tgz",
+      "integrity": "sha512-hUrmaWBdVDcxvYqnyh09zunKzROWjbZTiNy8dBEjkS7ehEDQibXJ7XvlmtbwuTclUiIyN+CyXQD4Vmko8fNm8w==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "siginfo": "^2.0.0",
+        "stackback": "0.0.2"
+      },
+      "bin": {
+        "why-is-node-running": "cli.js"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/word-wrap": {
       "version": "1.2.5",
       "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.5.tgz",
diff --git a/package.json b/package.json
index a11f9ff..692f886 100644
--- a/package.json
+++ b/package.json
@@ -6,6 +6,7 @@
     "dev": "vite",
     "build": "vite build",
     "serve": "vite preview",
+    "test": "vitest run",
     "lint": "eslint .",
     "check-updates": "npx npm-check-updates",
     "do-updates": "npx npm-check-updates -u"
@@ -13,13 +14,15 @@
   "devDependencies": {
     "@eslint/js": "^10.0.1",
     "@tailwindcss/postcss": "^4.2.1",
-    "eslint": "^10.0.1",
+    "eslint": "^10.0.2",
     "eslint-config-prettier": "^10.1.8",
     "eslint-plugin-prettier": "^5.5.5",
-    "postcss": "^8.5.6",
+    "globals": "^17.4.0",
+    "postcss": "^8.5.8",
     "postcss-preset-env": "^11.2.0",
     "prettier": "^3.8.1",
-    "tailwindcss": "^4.1.17",
-    "vite": "^7.3.1"
+    "tailwindcss": "^4.2.1",
+    "vite": "^7.3.1",
+    "vitest": "^4.0.18"
   }
 }
diff --git a/test/build.test.js b/test/build.test.js
new file mode 100644
index 0000000..6092785
--- /dev/null
+++ b/test/build.test.js
@@ -0,0 +1,51 @@
+import { execSync } from "node:child_process";
+import { readFileSync, readdirSync } from "node:fs";
+import { resolve } from "node:path";
+import { beforeAll, describe, expect, test } from "vitest";
+
+const distDir = resolve(import.meta.dirname, "../dist");
+
+describe("production build", () => {
+  beforeAll(() => {
+    execSync("npx vite build", {
+      cwd: resolve(import.meta.dirname, ".."),
+      stdio: "pipe"
+    });
+  });
+
+  test("outputs index.html", () => {
+    const html = readFileSync(resolve(distDir, "index.html"), "utf-8");
+    expect(html.toLowerCase()).toContain("<!doctype html>");
+  });
+
+  test("html contains expected page structure", () => {
+    const html = readFileSync(resolve(distDir, "index.html"), "utf-8");
+    expect(html).toContain("<title>Tailwind CSS Template</title>");
+    expect(html).toMatch(/Tailwind CSS Template\s*<\/h1>/);
+    expect(html).toContain("plain-old-HTML template using Tailwind CSS");
+  });
+
+  test("html links to a compiled css file", () => {
+    const html = readFileSync(resolve(distDir, "index.html"), "utf-8");
+    const cssLinkMatch = html.match(/href="\.\/assets\/[^"]+\.css"/);
+    expect(cssLinkMatch).not.toBeNull();
+  });
+
+  test("compiled css contains tailwind utility styles", () => {
+    const assets = readdirSync(resolve(distDir, "assets"));
+    const cssFile = assets.find((f) => f.endsWith(".css"));
+    expect(cssFile).toBeDefined();
+
+    const css = readFileSync(resolve(distDir, "assets", cssFile), "utf-8");
+    // Tailwind should have compiled these utilities used in index.html
+    expect(css).toContain("font-bold");
+    expect(css).toContain("text-center");
+    expect(css.length).toBeGreaterThan(100);
+  });
+
+  test("image asset is included in build output", () => {
+    const assets = readdirSync(resolve(distDir, "assets"));
+    const imgFile = assets.find((f) => /\.(png|jpg|svg)$/.test(f));
+    expect(imgFile).toBeDefined();
+  });
+});
diff --git a/vite.config.js b/vite.config.js
index 477f9dd..0b01a3f 100644
--- a/vite.config.js
+++ b/vite.config.js
@@ -4,5 +4,8 @@ export default {
   build: {
     outDir: "../dist",
     emptyOutDir: true
+  },
+  test: {
+    root: "."
   }
 };