diff --git a/package-lock.json b/package-lock.json
index cc3070d..2774ba3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,6 +14,7 @@
         "express": "^4.17.1",
         "express-session": "^1.17.1",
         "get-age": "^1.0.1",
+        "google-auth-library": "^9.11.0",
         "mysql": "^2.18.1",
         "nodemailer": "latest",
         "nodemon": "^2.0.7"
@@ -69,6 +70,38 @@
         "node": ">= 0.6"
       }
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+    "node_modules/agent-base": {
+      "version": "7.1.1",
+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-7.1.1.tgz",
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+      "dependencies": {
+        "debug": "^4.3.4"
+      },
+      "engines": {
+        "node": ">= 14"
+      }
+    },
+    "node_modules/agent-base/node_modules/debug": {
+      "version": "4.3.5",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.5.tgz",
+      "integrity": "sha512-pt0bNEmneDIvdL1Xsd9oDQ/wrQRkXDT4AUWlNZNPKvW5x/jyO9VFXkJUP07vQ2upmw5PlaITaPKc31jK13V+jg==",
+      "dependencies": {
+        "ms": "2.1.2"
+      },
+      "engines": {
+        "node": ">=6.0"
+      },
+      "peerDependenciesMeta": {
+        "supports-color": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/agent-base/node_modules/ms": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+    },
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       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.1.tgz",
@@ -141,6 +174,25 @@
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     },
+    "node_modules/base64-js": {
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
+      "integrity": "sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/feross"
+        },
+        {
+          "type": "patreon",
+          "url": "https://www.patreon.com/feross"
+        },
+        {
+          "type": "consulting",
+          "url": "https://feross.org/support"
+        }
+      ]
+    },
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       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/base64id/-/base64id-2.0.0.tgz",
@@ -335,6 +387,11 @@
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       "dev": true
     },
+    "node_modules/buffer-equal-constant-time": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/buffer-equal-constant-time/-/buffer-equal-constant-time-1.0.1.tgz",
+      "integrity": "sha512-zRpUiDwd/xk6ADqPMATG8vc9VPrkck7T07OIx0gnjmJAnHnTVXNQG3vfvWNuiZIkwu9KrKdA1iJKfsfTVxE6NA=="
+    },
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       "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.2.tgz",
@@ -599,6 +656,14 @@
         "node": ">= 0.8.0"
       }
     },
+    "node_modules/ecdsa-sig-formatter": {
+      "version": "1.0.11",
+      "resolved": "https://registry.npmjs.org/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.11.tgz",
+      "integrity": "sha512-nagl3RYrbNv6kQkeJIpt6NJZy8twLB/2vtz6yN9Z4vRKHN4/QZJIEbqohALSgwKdnksuY3k5Addp5lg8sVoVcQ==",
+      "dependencies": {
+        "safe-buffer": "^5.0.1"
+      }
+    },
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       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
@@ -976,6 +1041,11 @@
         "node": ">= 0.8"
       }
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+    "node_modules/extend": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
+      "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g=="
+    },
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       "resolved": "https://registry.npmjs.org/filelist/-/filelist-1.0.4.tgz",
@@ -1100,6 +1170,33 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/gaxios": {
+      "version": "6.6.0",
+      "resolved": "https://registry.npmjs.org/gaxios/-/gaxios-6.6.0.tgz",
+      "integrity": "sha512-bpOZVQV5gthH/jVCSuYuokRo2bTKOcuBiVWpjmTn6C5Agl5zclGfTljuGsQZxwwDBkli+YhZhP4TdlqTnhOezQ==",
+      "dependencies": {
+        "extend": "^3.0.2",
+        "https-proxy-agent": "^7.0.1",
+        "is-stream": "^2.0.0",
+        "node-fetch": "^2.6.9",
+        "uuid": "^9.0.1"
+      },
+      "engines": {
+        "node": ">=14"
+      }
+    },
+    "node_modules/gcp-metadata": {
+      "version": "6.1.0",
+      "resolved": "https://registry.npmjs.org/gcp-metadata/-/gcp-metadata-6.1.0.tgz",
+      "integrity": "sha512-Jh/AIwwgaxan+7ZUUmRLCjtchyDiqh4KjBJ5tW3plBZb5iL/BPcso8A5DlzeD9qlw0duCamnNdpFjxwaT0KyKg==",
+      "dependencies": {
+        "gaxios": "^6.0.0",
+        "json-bigint": "^1.0.0"
+      },
+      "engines": {
+        "node": ">=14"
+      }
+    },
     "node_modules/get-age": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/get-age/-/get-age-1.0.1.tgz",
@@ -1139,12 +1236,40 @@
         "node": ">= 6"
       }
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+    "node_modules/google-auth-library": {
+      "version": "9.11.0",
+      "resolved": "https://registry.npmjs.org/google-auth-library/-/google-auth-library-9.11.0.tgz",
+      "integrity": "sha512-epX3ww/mNnhl6tL45EQ/oixsY8JLEgUFoT4A5E/5iAR4esld9Kqv6IJGk7EmGuOgDvaarwF95hU2+v7Irql9lw==",
+      "dependencies": {
+        "base64-js": "^1.3.0",
+        "ecdsa-sig-formatter": "^1.0.11",
+        "gaxios": "^6.1.1",
+        "gcp-metadata": "^6.1.0",
+        "gtoken": "^7.0.0",
+        "jws": "^4.0.0"
+      },
+      "engines": {
+        "node": ">=14"
+      }
+    },
     "node_modules/graceful-fs": {
       "version": "4.2.6",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.6.tgz",
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       "dev": true
     },
+    "node_modules/gtoken": {
+      "version": "7.1.0",
+      "resolved": "https://registry.npmjs.org/gtoken/-/gtoken-7.1.0.tgz",
+      "integrity": "sha512-pCcEwRi+TKpMlxAQObHDQ56KawURgyAf6jtIY046fJ5tIv3zDe/LEIubckAO8fj6JnAxLdmWkUfNyulQ2iKdEw==",
+      "dependencies": {
+        "gaxios": "^6.0.0",
+        "jws": "^4.0.0"
+      },
+      "engines": {
+        "node": ">=14.0.0"
+      }
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       "resolved": "https://registry.npmjs.org/has/-/has-1.0.4.tgz",
@@ -1228,6 +1353,39 @@
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       }
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+    "node_modules/https-proxy-agent": {
+      "version": "7.0.4",
+      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-7.0.4.tgz",
+      "integrity": "sha512-wlwpilI7YdjSkWaQ/7omYBMTliDcmCN8OLihO6I9B86g06lMyAoqgoDpV0XqoaPOKj+0DIdAvnsWfyAAhmimcg==",
+      "dependencies": {
+        "agent-base": "^7.0.2",
+        "debug": "4"
+      },
+      "engines": {
+        "node": ">= 14"
+      }
+    },
+    "node_modules/https-proxy-agent/node_modules/debug": {
+      "version": "4.3.5",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.5.tgz",
+      "integrity": "sha512-pt0bNEmneDIvdL1Xsd9oDQ/wrQRkXDT4AUWlNZNPKvW5x/jyO9VFXkJUP07vQ2upmw5PlaITaPKc31jK13V+jg==",
+      "dependencies": {
+        "ms": "2.1.2"
+      },
+      "engines": {
+        "node": ">=6.0"
+      },
+      "peerDependenciesMeta": {
+        "supports-color": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/https-proxy-agent/node_modules/ms": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+    },
     "node_modules/iconv-lite": {
       "version": "0.4.24",
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
@@ -1322,6 +1480,17 @@
         "lodash.isfinite": "^3.3.2"
       }
     },
+    "node_modules/is-stream": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-2.0.1.tgz",
+      "integrity": "sha512-hFoiJiTl63nn+kstHGBtewWSKnQLpyb155KHheA1l39uvtO9nWIop1p3udqPcUd/xbF1VLMO4n7OI6p7RbngDg==",
+      "engines": {
+        "node": ">=8"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/is-wsl": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/is-wsl/-/is-wsl-1.1.0.tgz",
@@ -1353,6 +1522,14 @@
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     },
+    "node_modules/json-bigint": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/json-bigint/-/json-bigint-1.0.0.tgz",
+      "integrity": "sha512-SiPv/8VpZuWbvLSMtTDU8hEfrZWg/mH/nV/b4o0CYbSxu1UIQPLdwKOCIyLQX+VIPO5vrLX3i8qtqFyhdPSUSQ==",
+      "dependencies": {
+        "bignumber.js": "^9.0.0"
+      }
+    },
     "node_modules/jsonfile": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-3.0.1.tgz",
@@ -1362,6 +1539,25 @@
         "graceful-fs": "^4.1.6"
       }
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+    "node_modules/jwa": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/jwa/-/jwa-2.0.0.tgz",
+      "integrity": "sha512-jrZ2Qx916EA+fq9cEAeCROWPTfCwi1IVHqT2tapuqLEVVDKFDENFw1oL+MwrTvH6msKxsd1YTDVw6uKEcsrLEA==",
+      "dependencies": {
+        "buffer-equal-constant-time": "1.0.1",
+        "ecdsa-sig-formatter": "1.0.11",
+        "safe-buffer": "^5.0.1"
+      }
+    },
+    "node_modules/jws": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/jws/-/jws-4.0.0.tgz",
+      "integrity": "sha512-KDncfTmOZoOMTFG4mBlG0qUIOlc03fmzH+ru6RgYVZhPkyiy/92Owlt/8UEN+a4TXR1FQetfIpJE8ApdvdVxTg==",
+      "dependencies": {
+        "jwa": "^2.0.0",
+        "safe-buffer": "^5.0.1"
+      }
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       "resolved": "https://registry.npmjs.org/limiter/-/limiter-1.1.5.tgz",
@@ -1599,6 +1795,25 @@
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+    "node_modules/node-fetch": {
+      "version": "2.7.0",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.7.0.tgz",
+      "integrity": "sha512-c4FRfUm/dbcWZ7U+1Wq0AwCyFL+3nt2bEw05wfxSz+DWpWsitgmSgYmy2dQdWyKC1694ELPqMs/YzUSNozLt8A==",
+      "dependencies": {
+        "whatwg-url": "^5.0.0"
+      },
+      "engines": {
+        "node": "4.x || >=6.0.0"
+      },
+      "peerDependencies": {
+        "encoding": "^0.1.0"
+      },
+      "peerDependenciesMeta": {
+        "encoding": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/nodemailer": {
       "version": "6.9.6",
       "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.9.6.tgz",
@@ -2319,6 +2534,11 @@
         "nodetouch": "bin/nodetouch.js"
       }
     },
+    "node_modules/tr46": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
+      "integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw=="
+    },
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       "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
@@ -2406,6 +2626,18 @@
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     },
+    "node_modules/uuid": {
+      "version": "9.0.1",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-9.0.1.tgz",
+      "integrity": "sha512-b+1eJOlsR9K8HJpow9Ok3fiWOWSIcIzXodvv0rQjVoOVNpWMpxf1wZNpt4y9h10odCNrqnYp1OBzRktckBe3sA==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
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       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
@@ -2414,6 +2646,20 @@
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+    "node_modules/webidl-conversions": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
+      "integrity": "sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ=="
+    },
+    "node_modules/whatwg-url": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
+      "integrity": "sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==",
+      "dependencies": {
+        "tr46": "~0.0.3",
+        "webidl-conversions": "^3.0.0"
+      }
+    },
     "node_modules/wrap-ansi": {
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@@ -2543,6 +2789,29 @@
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+      "version": "7.1.1",
+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-7.1.1.tgz",
+      "integrity": "sha512-H0TSyFNDMomMNJQBn8wFV5YC/2eJ+VXECwOadZJT554xP6cODZHPX3H9QMQECxvrgiSOP1pHjy1sMWQVYJOUOA==",
+      "requires": {
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+      },
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+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.5.tgz",
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+          "requires": {
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+        "ms": {
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+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
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+    "base64-js": {
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
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@@ -2755,6 +3029,11 @@
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+    "buffer-equal-constant-time": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/buffer-equal-constant-time/-/buffer-equal-constant-time-1.0.1.tgz",
+      "integrity": "sha512-zRpUiDwd/xk6ADqPMATG8vc9VPrkck7T07OIx0gnjmJAnHnTVXNQG3vfvWNuiZIkwu9KrKdA1iJKfsfTVxE6NA=="
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@@ -2945,6 +3224,14 @@
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+    "ecdsa-sig-formatter": {
+      "version": "1.0.11",
+      "resolved": "https://registry.npmjs.org/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.11.tgz",
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+      "requires": {
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@@ -3230,6 +3517,11 @@
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+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
+      "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g=="
+    },
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       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/filelist/-/filelist-1.0.4.tgz",
@@ -3317,6 +3609,27 @@
       "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.2.tgz",
       "integrity": "sha512-7XHNxH7qX9xG5mIwxkhumTox/MIRNcOgDrxWsMt2pAr23WHp6MrRlN7FBSFpCpr+oVO0F744iUgR82nJMfG2SA=="
     },
+    "gaxios": {
+      "version": "6.6.0",
+      "resolved": "https://registry.npmjs.org/gaxios/-/gaxios-6.6.0.tgz",
+      "integrity": "sha512-bpOZVQV5gthH/jVCSuYuokRo2bTKOcuBiVWpjmTn6C5Agl5zclGfTljuGsQZxwwDBkli+YhZhP4TdlqTnhOezQ==",
+      "requires": {
+        "extend": "^3.0.2",
+        "https-proxy-agent": "^7.0.1",
+        "is-stream": "^2.0.0",
+        "node-fetch": "^2.6.9",
+        "uuid": "^9.0.1"
+      }
+    },
+    "gcp-metadata": {
+      "version": "6.1.0",
+      "resolved": "https://registry.npmjs.org/gcp-metadata/-/gcp-metadata-6.1.0.tgz",
+      "integrity": "sha512-Jh/AIwwgaxan+7ZUUmRLCjtchyDiqh4KjBJ5tW3plBZb5iL/BPcso8A5DlzeD9qlw0duCamnNdpFjxwaT0KyKg==",
+      "requires": {
+        "gaxios": "^6.0.0",
+        "json-bigint": "^1.0.0"
+      }
+    },
     "get-age": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/get-age/-/get-age-1.0.1.tgz",
@@ -3347,12 +3660,34 @@
         "is-glob": "^4.0.1"
       }
     },
+    "google-auth-library": {
+      "version": "9.11.0",
+      "resolved": "https://registry.npmjs.org/google-auth-library/-/google-auth-library-9.11.0.tgz",
+      "integrity": "sha512-epX3ww/mNnhl6tL45EQ/oixsY8JLEgUFoT4A5E/5iAR4esld9Kqv6IJGk7EmGuOgDvaarwF95hU2+v7Irql9lw==",
+      "requires": {
+        "base64-js": "^1.3.0",
+        "ecdsa-sig-formatter": "^1.0.11",
+        "gaxios": "^6.1.1",
+        "gcp-metadata": "^6.1.0",
+        "gtoken": "^7.0.0",
+        "jws": "^4.0.0"
+      }
+    },
     "graceful-fs": {
       "version": "4.2.6",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.6.tgz",
       "integrity": "sha512-nTnJ528pbqxYanhpDYsi4Rd8MAeaBA67+RZ10CM1m3bTAVFEDcd5AuA4a6W5YkGZ1iNXHzZz8T6TBKLeBuNriQ==",
       "dev": true
     },
+    "gtoken": {
+      "version": "7.1.0",
+      "resolved": "https://registry.npmjs.org/gtoken/-/gtoken-7.1.0.tgz",
+      "integrity": "sha512-pCcEwRi+TKpMlxAQObHDQ56KawURgyAf6jtIY046fJ5tIv3zDe/LEIubckAO8fj6JnAxLdmWkUfNyulQ2iKdEw==",
+      "requires": {
+        "gaxios": "^6.0.0",
+        "jws": "^4.0.0"
+      }
+    },
     "has": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/has/-/has-1.0.4.tgz",
@@ -3408,6 +3743,30 @@
         "requires-port": "^1.0.0"
       }
     },
+    "https-proxy-agent": {
+      "version": "7.0.4",
+      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-7.0.4.tgz",
+      "integrity": "sha512-wlwpilI7YdjSkWaQ/7omYBMTliDcmCN8OLihO6I9B86g06lMyAoqgoDpV0XqoaPOKj+0DIdAvnsWfyAAhmimcg==",
+      "requires": {
+        "agent-base": "^7.0.2",
+        "debug": "4"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.3.5",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.5.tgz",
+          "integrity": "sha512-pt0bNEmneDIvdL1Xsd9oDQ/wrQRkXDT4AUWlNZNPKvW5x/jyO9VFXkJUP07vQ2upmw5PlaITaPKc31jK13V+jg==",
+          "requires": {
+            "ms": "2.1.2"
+          }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+        }
+      }
+    },
     "iconv-lite": {
       "version": "0.4.24",
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
@@ -3478,6 +3837,11 @@
         "lodash.isfinite": "^3.3.2"
       }
     },
+    "is-stream": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-2.0.1.tgz",
+      "integrity": "sha512-hFoiJiTl63nn+kstHGBtewWSKnQLpyb155KHheA1l39uvtO9nWIop1p3udqPcUd/xbF1VLMO4n7OI6p7RbngDg=="
+    },
     "is-wsl": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/is-wsl/-/is-wsl-1.1.0.tgz",
@@ -3502,6 +3866,14 @@
         }
       }
     },
+    "json-bigint": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/json-bigint/-/json-bigint-1.0.0.tgz",
+      "integrity": "sha512-SiPv/8VpZuWbvLSMtTDU8hEfrZWg/mH/nV/b4o0CYbSxu1UIQPLdwKOCIyLQX+VIPO5vrLX3i8qtqFyhdPSUSQ==",
+      "requires": {
+        "bignumber.js": "^9.0.0"
+      }
+    },
     "jsonfile": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-3.0.1.tgz",
@@ -3511,6 +3883,25 @@
         "graceful-fs": "^4.1.6"
       }
     },
+    "jwa": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/jwa/-/jwa-2.0.0.tgz",
+      "integrity": "sha512-jrZ2Qx916EA+fq9cEAeCROWPTfCwi1IVHqT2tapuqLEVVDKFDENFw1oL+MwrTvH6msKxsd1YTDVw6uKEcsrLEA==",
+      "requires": {
+        "buffer-equal-constant-time": "1.0.1",
+        "ecdsa-sig-formatter": "1.0.11",
+        "safe-buffer": "^5.0.1"
+      }
+    },
+    "jws": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/jws/-/jws-4.0.0.tgz",
+      "integrity": "sha512-KDncfTmOZoOMTFG4mBlG0qUIOlc03fmzH+ru6RgYVZhPkyiy/92Owlt/8UEN+a4TXR1FQetfIpJE8ApdvdVxTg==",
+      "requires": {
+        "jwa": "^2.0.0",
+        "safe-buffer": "^5.0.1"
+      }
+    },
     "limiter": {
       "version": "1.1.5",
       "resolved": "https://registry.npmjs.org/limiter/-/limiter-1.1.5.tgz",
@@ -3694,6 +4085,14 @@
       "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.3.tgz",
       "integrity": "sha512-+EUsqGPLsM+j/zdChZjsnX51g4XrHFOIXwfnCVPGlQk/k5giakcKsuxCObBRu6DSm9opw/O6slWbJdghQM4bBg=="
     },
+    "node-fetch": {
+      "version": "2.7.0",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.7.0.tgz",
+      "integrity": "sha512-c4FRfUm/dbcWZ7U+1Wq0AwCyFL+3nt2bEw05wfxSz+DWpWsitgmSgYmy2dQdWyKC1694ELPqMs/YzUSNozLt8A==",
+      "requires": {
+        "whatwg-url": "^5.0.0"
+      }
+    },
     "nodemailer": {
       "version": "6.9.6",
       "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.9.6.tgz",
@@ -4257,6 +4656,11 @@
         "nopt": "~1.0.10"
       }
     },
+    "tr46": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
+      "integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw=="
+    },
     "type-is": {
       "version": "1.6.18",
       "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
@@ -4312,11 +4716,30 @@
       "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
       "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
     },
+    "uuid": {
+      "version": "9.0.1",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-9.0.1.tgz",
+      "integrity": "sha512-b+1eJOlsR9K8HJpow9Ok3fiWOWSIcIzXodvv0rQjVoOVNpWMpxf1wZNpt4y9h10odCNrqnYp1OBzRktckBe3sA=="
+    },
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
       "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
     },
+    "webidl-conversions": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
+      "integrity": "sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ=="
+    },
+    "whatwg-url": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
+      "integrity": "sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==",
+      "requires": {
+        "tr46": "~0.0.3",
+        "webidl-conversions": "^3.0.0"
+      }
+    },
     "wrap-ansi": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
diff --git a/package.json b/package.json
index 3ec9826..3a0041e 100644
--- a/package.json
+++ b/package.json
@@ -22,6 +22,7 @@
     "express": "^4.17.1",
     "express-session": "^1.17.1",
     "get-age": "^1.0.1",
+    "google-auth-library": "^9.11.0",
     "mysql": "^2.18.1",
     "nodemailer": "latest",
     "nodemon": "^2.0.7"
diff --git a/routes/main.js b/routes/main.js
index 12cc441..ef8b8e8 100644
--- a/routes/main.js
+++ b/routes/main.js
@@ -1,145 +1,54 @@
 var express = require('express');
 var router = express.Router();
-/* GET users listing. */
-// const express=require('express');
-// const app=express()
-var conn=require('../database');
+var conn = require('../database');
+var { OAuth2Client } = require('google-auth-library');
+var client = new OAuth2Client('YOUR_CLIENT_ID');
 
 router.get('/form', function(req, res, next) {
-  // res.render('voter-registration.ejs');
-  if(req.session.loggedinUser){
-    res.render('voter-registration.ejs')
-  }else{
+  if (req.session.loggedinUser) {
+    res.render('voter-registration.ejs');
+  } else {
     res.redirect('/login');
   }
 });
 
-
-var getAge = require('get-age');
-
-
-var nodemailer = require('nodemailer');
-var rand=Math.floor((Math.random() * 10000) + 54);
-var transporter = nodemailer.createTransport({
-    service: 'gmail',
-    auth: {
-      user: 'election.blockchain@gmail.com',
-      pass: 'ajkprvy7'
-    }
+router.post('/google-signin', async function(req, res) {
+  var id_token = req.body.id_token;
+  var ticket = await client.verifyIdToken({
+    idToken: id_token,
+    audience: 'YOUR_CLIENT_ID',  // Specify the CLIENT_ID of the app that accesses the backend
   });
-
-var account_address;
-var data;
-
-// app.use(express.static('public'));
-// //app.use('/css',express.static(__dirname+'public/css'));
-// //app.use(express.json());
-// app.use(express.urlencoded());
-
-router.post('/registerdata',function(req,res){
-    var dob=[];
-    data=req.body.aadharno;    //data stores aadhar no
-    console.log(data);
-    account_address=req.body.account_address;     //stores metamask acc address
-    //console.log(data);
-    let sql = "SELECT * FROM aadhar_info WHERE Aadharno = ?" ;   
-    conn.query(sql, data, (error, results, fields) => {
+  var payload = ticket.getPayload();
+  var userid = payload['sub'];
+  var email = payload['email'];
+  var name = payload['name'];
+
+  // Check if the user already exists in your database
+  let sql = "SELECT * FROM users WHERE email = ?";
+  conn.query(sql, [email], (error, results) => {
+    if (error) {
+      return res.status(500).json({ success: false, message: 'Database query error' });
+    }
+    if (results.length > 0) {
+      // User exists, log them in
+      req.session.loggedinUser = true;
+      req.session.email = email;
+      res.json({ success: true });
+    } else {
+      // User does not exist, create a new record
+      let sql = "INSERT INTO users (email, name, google_id) VALUES (?, ?, ?)";
+      conn.query(sql, [email, name, userid], (error, results) => {
         if (error) {
-          return console.error(error.message);
-        }
-        //console.log(results)
-        dob = results[0].Dob;
-        var email=results[0].Email;
-        age = getAge(dob);
-        is_registerd=results[0].Is_registered;
-        if (is_registerd!='YES')
-        {
-          if (age>=18)
-          {
-            var mailOptions = {
-                from: 'sharayuingale19@gmail.com',
-                to: email,
-                subject : "Please confirm your Email account",
-                text : "Hello, Your otp is "+rand	
-              };
-            transporter.sendMail(mailOptions, function(error, info){
-                if (error) {
-                  console.log(error);
-                } 
-                else {
-                  console.log('Email sent: ' + info.response);
-                }
-              });
-            res.render('emailverify.ejs');
-          }
-          else
-          {
-            res.send('You cannot vote as your age is less than 18');
-          }
+          return res.status(500).json({ success: false, message: 'Database insert error' });
         }
-        else    //IF USER ALREADY REGISTERED
-        {
-          res.render('voter-registration.ejs',{alertMsg:"You are already registered. You cannot register again"});
-        }
-        
-    });
-
-    //console.log(dob);
-    //console.log(age);
-    //res.send("ok")
-    //console.log(dob);
-})
-
-router.post('/otpverify', (req, res) => {
-    var otp = req.body.otp;
-    if (otp==rand) 
-    {
-        var record= { Account_address: account_address, Is_registered : 'Yes' };
-        var sql="INSERT INTO registered_users SET ?";
-        conn.query(sql,record, function(err2,res2)
-          {
-              if (err2){
-             throw err2;
-            }
-              else{
-                var sql1="Update aadhar_info set Is_registered=? Where Aadharno=?";
-                var record1=['YES',data]
-                console.log(data)
-                conn.query(sql1,record1, function(err1,res1)
-                {
-                   if (err1) {
-                    res.render('voter-registration.ejs');
-                   }
-                   else{
-                    console.log("1 record updated");
-                    var msg = "You are successfully registered";
-                    // res.send('You are successfully registered');
-                    res.render('voter-registration.ejs',{alertMsg:msg});                 
-                  }
-                }); 
-               
-              }
-          }); 
+        req.session.loggedinUser = true;
+        req.session.email = email;
+        res.json({ success: true });
+      });
     }
-    else 
-    {
-       res.render('voter-registration.ejs',{alertMsg:"Session Expired! , You have entered wronge OTP "});
-    }
-})
-
-
-
-// router.get('/register',function(req,res){
-//     res.sendFile(__dirname+'/views/index.html')
-// });
-
-/*app.get('/signin_signup',function(req,res){
-    res.sendFile(__dirname+'/views/signup.html')
+  });
 });
 
-app.get('/signup',function(req,res){
-    console.log(req.body);
-    res.sendFile(__dirname+'/views/signup.html')
-});*/
+// Other routes and logic...
 
-module.exports = router;
\ No newline at end of file
+module.exports = router;
diff --git a/src/views/registration-form.ejs b/src/views/registration-form.ejs
index 39850af..ff9e0e5 100644
--- a/src/views/registration-form.ejs
+++ b/src/views/registration-form.ejs
@@ -9,13 +9,15 @@
     ></script>
     <link href="css/registration_from.css" rel="stylesheet" type="text/css" />
     <title>Sign in & Sign up Form</title>
+    <!-- Include the Google Platform Library -->
+    <script src="https://accounts.google.com/gsi/client" async defer></script>
+    <!-- <script src="https://apis.google.com/js/platform.js" async defer></script> -->
+    <!-- <meta name="google-signin-client_id" content="YOUR_CLIENT_ID.apps.googleusercontent.com"> -->
+
   </head>
   <body>
     <section id="login_signUpForm">
-      <div
-        class="container"
-        id="container"
-      >
+      <div class="container" id="container">
         <div class="form-container sign-up">
           <div id="form">
             <div id="Applogo">
@@ -28,21 +30,28 @@
               placeholder="Name"
             />
             <input
-            id="sign-up-email"
+              id="sign-up-email"
               type="email"
               placeholder="Email"
             />
             <input
-            id="sign-up-pass"
+              id="sign-up-pass"
               type="password"
               placeholder="Password"
             />
             <p>
-              Already have a Account?
+              Already have an Account?
               <span id="login2"> Sign In</span>
             </p>
             <p id="signup_error"></p>
             <button id="user_signup">Sign Up</button>
+            <!-- Google Sign Up Button -->
+            <div id="g_id_onload"
+                 data-client_id="YOUR_CLIENT_ID"
+                 data-login_uri="YOUR_REDIRECT_URI"
+                 data-auto_prompt="false">
+            </div>
+            <div class="g_id_signin" data-type="standard"></div>
           </div>
         </div>
         <div class="form-container sign-in">
@@ -57,12 +66,12 @@
               placeholder="Email"
             />
             <input
-            id="sign-in-pass"
+              id="sign-in-pass"
               type="password"
               placeholder="Password"
             />
             <p>
-              Don't have a Account?<span id="register2"> Sign Up</span>
+              Don't have an Account?<span id="register2"> Sign Up</span>
             </p>
             <p id="singin_error"></p>
             <button id="user_signin">Sign In</button>
@@ -76,7 +85,7 @@
                 Please sign in to access your account, then click the 'Sign In'
                 button to proceed.
               </p>
-              <button class="hidden" id="login" >
+              <button class="hidden" id="login">
                 Sign In
               </button>
             </div>
@@ -86,7 +95,7 @@
                 Ready to get started? Click 'Sign Up' to create your account and
                 unlock all the features.
               </p>
-              <button class="hidden" id="register" >
+              <button class="hidden" id="register">
                 Sign Up
               </button>
             </div>
@@ -95,6 +104,35 @@
       </div>
     </section>
 
-       <script src="../js/script.js"></script>
+    <script>
+      function handleCredentialResponse(response) {
+        console.log('Encoded JWT ID token: ' + response.credential);
+        // Send the ID token to your server for verification and processing
+        fetch('/tokensignin', {
+          method: 'POST',
+          headers: {
+            'Content-Type': 'application/json'
+          },
+          body: JSON.stringify({ id_token: response.credential })
+        }).then(response => {
+          return response.json();
+        }).then(data => {
+          console.log(data);
+        });
+      }
+
+      window.onload = function() {
+        google.accounts.id.initialize({
+          client_id: 'YOUR_CLIENT_ID',
+          callback: handleCredentialResponse
+        });
+        google.accounts.id.renderButton(
+          document.querySelector('.g_id_signin'),
+          { theme: 'outline', size: 'large' }  // customization attributes
+        );
+        google.accounts.id.prompt(); // also display the One Tap dialog
+      }
+    </script>
+    <script src="../js/script.js"></script>
   </body>
 </html>