Claude/repo optimization quick wins 011 c uu zk sllc ru dvpx zx qqu7

.editorconfig

@@ -0,0 +1,15 @@
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.md]
+trim_trailing_whitespace = false
+
+[Makefile]
+indent_style = tab

.env.example

@@ -11,3 +11,8 @@ LOG_FILE_PATH="logs/tabletamer.log"
 
 # Node Environment (development or production)
 NODE_ENV="development"
+
+# Allowed CORS Origins (optional, comma-separated)
+# Leave empty to allow all origins (not recommended for production)
+# Example: ALLOWED_ORIGINS="https://tabletamer.piapps.dev,https://www.example.com"
+ALLOWED_ORIGINS=""

.github/workflows/ci.yml

@@ -0,0 +1,59 @@
+name: CI
+
+on:
+  push:
+    branches: [main, develop]
+  pull_request:
+    branches: [main, develop]
+
+jobs:
+  build:
+    name: Build and Test
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [18.x, 20.x]
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run TypeScript type check
+        run: npm run check
+
+      - name: Run build
+        run: npm run build
+
+      - name: Run tests
+        run: npm test
+
+  security:
+    name: Security Audit
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20.x'
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run security audit
+        run: npm audit --production --audit-level=moderate
+        continue-on-error: true

.husky/pre-commit

@@ -0,0 +1 @@
+npx lint-staged

.prettierrc

@@ -0,0 +1,10 @@
+{
+  "semi": true,
+  "trailingComma": "all",
+  "singleQuote": false,
+  "printWidth": 100,
+  "tabWidth": 2,
+  "useTabs": false,
+  "arrowParens": "always",
+  "endOfLine": "lf"
+}