Merge branch 'main' into feature/line-bot-v2

+let database = module.exports = {};
+
+const db = require("../models")
+const User = db.user
+const Keyword = db.keyword
+const UserKeyword = db.userKeyword
+
+
+database.addKeyword = async function(keyword, userId) {
+
+    const u = await User.findOrCreate({
+        where: {
+            userId: userId
+        }
+    })
+
+    const k = await Keyword.findOrCreate({
+        where: {
+            keyword: keyword
+        }
+    })
+
+    await UserKeyword.findOrCreate({
+        where: {
+            userId: u[0].id,
+            keywordId: k[0].id
+        }
+    })
+}
+
+database.deleteKeyword = async function(userId, keyword) {
+
+    const u = await User.findOrCreate({
+        where: {
+            userId: userId
+        }
+    })
+
+    const k = await Keyword.findOrCreate({
+        where: {
+            keyword: keyword
+        }
+    })
+
+    await UserKeyword.destroy({
+        where: {
+            userId: u[0].id,
+            keywordId: k[0].id
+        }
+    })
+}
+
+database.getKeywordsByUserId = async function(userId) {
+
+    const keywords = await Keyword.findAll({
+        attributes: ['keyword'],
+        where: {
+            '$user.userId$': userId
+        },
+        include: [{
+            attributes: [],
+            model: User,
+            as: 'user'
+        }],
+        raw: true
+    })
+
+    let result = []
+    for (let i = 0; i < keywords.length; i++) {
+        result.push(keywords[i].keyword)
+    }
+
+    return result
+}
+
+database.getUsersByKeyword = async function(keyword) {
+
+    const users = await User.findAll({
+        attributes: ['userId'],
+        where: {
+            '$keyword.keyword$': keyword
+        },
+        include: [{
+            attributes: [],
+            model: Keyword,
+            as: 'keyword'
+        }],
+        raw: true
+    })
+
+    let result = []
+    for (let i = 0; i < users.length; i++) {
+        result.push(users[i].userId)
+    }
+
+    return result
+}
+
+database.getAllUsers = async function() {
+
+    const users = await User.findAll({
+        raw: true
+    })
+
+    let result = []
+    for (let i = 0; i < users.length; i++) {
+        result.push(users[i].userId)
+    }
+
+    return result
+}
+
+database.getAllKeywords = async function() {
+
+    const keywords = await Keyword.findAll({
+        raw: true
+    })
+
+    let result = []
+    for (let i = 0; i< keywords.length; i++) {
+        result.push(keywords[i].keyword)
+    }
+
+    console.log(result)
+    return result
+}
\ No newline at end of file

@@ -3,8 +3,36 @@ const line = require("@line/bot-sdk");
 const fs = require("fs");
 const { handleEvent } = require("./chatbot/index");
 const { config } = require("./chatbot/index");
+const { sequelize } = require("./models");
+const database = require("./apis/database");
 
+// Initialize DB connection
+sequelize
+  .sync({ force: false })
+  .then(() => {
+    console.log("database connection complete");
+    database.addKeyword("rtx3060", "junseok");
+    database.getKeywordsByUserId("junseok");
+    database.deleteKeyword("phobyjun", "rtx3080");
+    database.getAllUsers();
+    database.getUsersByKeyword("rtx3060");
+    database.getAllKeywords();
+  })
+  .catch((err) => {
+    console.log("database connection failed");
+  });
+
+// Load .env configuration
+require("dotenv").config();
+const config = {
+  channelAccessToken: process.env.channelAccessToken,
+  channelSecret: process.env.channelSecret,
+};
+
+// Express app server initialization
 const app = express();
+
+// Create post request handler for chatbot
 app.post("/webhook", line.middleware(config), (req, res) => {
   Promise.all(req.body.events.map(handleEvent)).then((result) => {
     res.json(result);

+{
+  "development": {
+    "username": "root",
+    "password": "mamuri",
+    "database": "mamuri_db",
+    "host": "127.0.0.1",
+    "dialect": "mysql"
+  },
+  "test": {
+    "username": "root",
+    "password": null,
+    "database": "database_test",
+    "host": "127.0.0.1",
+    "dialect": "mysql"
+  },
+  "production": {
+    "username": "root",
+    "password": null,
+    "database": "database_production",
+    "host": "127.0.0.1",
+    "dialect": "mysql"
+  }
+}

+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+const Sequelize = require('sequelize');
+const basename = path.basename(__filename);
+const env = process.env.NODE_ENV || 'development';
+const config = require(__dirname + '/../config/config.json')[env];
+const db = {};
+
+let sequelize;
+if (config.use_env_variable) {
+  sequelize = new Sequelize(process.env[config.use_env_variable], config);
+} else {
+  sequelize = new Sequelize(config.database, config.username, config.password, config);
+}
+
+fs
+  .readdirSync(__dirname)
+  .filter(file => {
+    return (file.indexOf('.') !== 0) && (file !== basename) && (file.slice(-3) === '.js');
+  })
+  .forEach(file => {
+    const model = require(path.join(__dirname, file))(sequelize, Sequelize.DataTypes);
+    db[model.name] = model;
+  });
+
+Object.keys(db).forEach(modelName => {
+  if (db[modelName].associate) {
+    db[modelName].associate(db);
+  }
+});
+
+db.sequelize = sequelize;
+db.Sequelize = Sequelize;
+
+db.user = require("./user")(sequelize, Sequelize);
+db.keyword = require("./keyword")(sequelize, Sequelize);
+db.userKeyword = sequelize.define('user_keywords');
+
+db.user.belongsToMany(db.keyword, {through: db.userKeyword, as: 'keyword'});
+db.keyword.belongsToMany(db.user, {through: db.userKeyword, as: 'user'});
+
+module.exports = db;

+module.exports = (sequelize, DataTypes) => {
+
+    return sequelize.define("keyword", {
+        id: {
+            type: DataTypes.INTEGER,
+            autoIncrement: true,
+            primaryKey: true
+        },
+        keyword: {
+            type: DataTypes.STRING,
+            allowNull: false
+        }
+    })
+}
\ No newline at end of file

+module.exports = (sequelize, DataTypes) => {
+
+    return sequelize.define("user", {
+        id: {
+            type: DataTypes.INTEGER,
+            autoIncrement: true,
+            primaryKey: true
+        },
+        userId: {
+            type: DataTypes.STRING,
+            allowNull: false
+        }
+    })
+}
\ No newline at end of file

@@ -13,7 +13,9 @@
         "axios": "^0.27.2",
         "dotenv": "^16.0.1",
         "express": "^4.18.1",
-        "nodemon": "^2.0.16"
+        "mysql2": "^2.3.3",
+        "nodemon": "^2.0.16",
+        "sequelize": "^6.20.0"
       }
     },
     "node_modules/@line/bot-sdk": {
@@ -81,11 +83,29 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/debug": {
+      "version": "4.1.7",
+      "resolved": "https://registry.npmjs.org/@types/debug/-/debug-4.1.7.tgz",
+      "integrity": "sha512-9AonUzyTjXXhEOa0DnqpzZi6VHlqKMswga9EXjpXnnqxwLtdvPPtlO8evrI5D9S6asFRCQ6v+wpiUKbw+vKqyg==",
+      "dependencies": {
+        "@types/ms": "*"
+      }
+    },
+    "node_modules/@types/ms": {
+      "version": "0.7.31",
+      "resolved": "https://registry.npmjs.org/@types/ms/-/ms-0.7.31.tgz",
+      "integrity": "sha512-iiUgKzV9AuaEkZqkOLDIvlQiL6ltuZd9tGcW3gwpnX8JbuiuhFlEGmmFXEXkN50Cvq7Os88IY2v0dkDqXYWVgA=="
+    },
     "node_modules/@types/node": {
       "version": "14.18.18",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-14.18.18.tgz",
       "integrity": "sha512-B9EoJFjhqcQ9OmQrNorItO+OwEOORNn3S31WuiHvZY/dm9ajkB7AKD/8toessEtHHNL+58jofbq7hMMY9v4yig=="
     },
+    "node_modules/@types/validator": {
+      "version": "13.7.2",
+      "resolved": "https://registry.npmjs.org/@types/validator/-/validator-13.7.2.tgz",
+      "integrity": "sha512-KFcchQ3h0OPQgFirBRPZr5F/sVjxZsOrQHedj3zi8AH3Zv/hOLx2OLR4hxR5HcfoU+33n69ZuOfzthKVdMoTiw=="
+    },
     "node_modules/abbrev": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
@@ -536,6 +556,14 @@
         "node": ">=0.4.0"
       }
     },
+    "node_modules/denque": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/denque/-/denque-2.0.1.tgz",
+      "integrity": "sha512-tfiWc6BQLXNLpNiR5iGd0Ocu3P3VpxfzFiqubLgMfhfOw9WyvgJBd46CClNn9k3qfbjvT//0cf7AlYRX/OslMQ==",
+      "engines": {
+        "node": ">=0.10"
+      }
+    },
     "node_modules/depd": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/depd/-/depd-2.0.0.tgz",
@@ -572,6 +600,11 @@
         "node": ">=12"
       }
     },
+    "node_modules/dottie": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/dottie/-/dottie-2.0.2.tgz",
+      "integrity": "sha512-fmrwR04lsniq/uSr8yikThDTrM7epXHBAAjH9TbeH3rEA8tdCO7mRzB9hdmdGyJCxF8KERo9CITcm3kGuoyMhg=="
+    },
     "node_modules/duplexer3": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/duplexer3/-/duplexer3-0.1.4.tgz",
@@ -776,6 +809,14 @@
       "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
       "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A=="
     },
+    "node_modules/generate-function": {
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/generate-function/-/generate-function-2.3.1.tgz",
+      "integrity": "sha512-eeB5GfMNeevm/GRYq20ShmsaGcmI81kIX2K9XQx5miC8KdHaC6Jm0qQ8ZNeGOi7wYB8OsdxKs+Y2oVuTFuVwKQ==",
+      "dependencies": {
+        "is-property": "^1.0.2"
+      }
+    },
     "node_modules/get-intrinsic": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.1.1.tgz",
@@ -960,6 +1001,14 @@
         "node": ">=0.8.19"
       }
     },
+    "node_modules/inflection": {
+      "version": "1.13.2",
+      "resolved": "https://registry.npmjs.org/inflection/-/inflection-1.13.2.tgz",
+      "integrity": "sha512-cmZlljCRTBFouT8UzMzrGcVEvkv6D/wBdcdKG7J1QH5cXjtU75Dm+P27v9EKu/Y43UYyCJd1WC4zLebRrC8NBw==",
+      "engines": [
+        "node >= 0.4.0"
+      ]
+    },
     "node_modules/inherits": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
@@ -1080,6 +1129,11 @@
         "node": ">=8"
       }
     },
+    "node_modules/is-property": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/is-property/-/is-property-1.0.2.tgz",
+      "integrity": "sha1-V/4cTkhHTt1lsJkR8msc1Ald2oQ="
+    },
     "node_modules/is-typedarray": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
@@ -1114,6 +1168,16 @@
         "node": ">=8"
       }
     },
+    "node_modules/lodash": {
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
+    },
+    "node_modules/long": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/long/-/long-4.0.0.tgz",
+      "integrity": "sha512-XsP+KhQif4bjX1kbuSiySJFNAehNxgLb6hPRGJ9QsUr8ajHkuXGdrHmFUTUUXhDwVX2R5bY4JNZEwbUiMhV+MA=="
+    },
     "node_modules/lowercase-keys": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/lowercase-keys/-/lowercase-keys-1.0.1.tgz",
@@ -1230,11 +1294,84 @@
       "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.6.tgz",
       "integrity": "sha512-Jsjnk4bw3YJqYzbdyBiNsPWHPfO++UGG749Cxs6peCu5Xg4nrena6OVxOYxrQTqww0Jmwt+Ref8rggumkTLz9Q=="
     },
+    "node_modules/moment": {
+      "version": "2.29.3",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.29.3.tgz",
+      "integrity": "sha512-c6YRvhEo//6T2Jz/vVtYzqBzwvPT95JBQ+smCytzf7c50oMZRsR/a4w88aD34I+/QVSfnoAnSBFPJHItlOMJVw==",
+      "engines": {
+        "node": "*"
+      }
+    },
+    "node_modules/moment-timezone": {
+      "version": "0.5.34",
+      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.34.tgz",
+      "integrity": "sha512-3zAEHh2hKUs3EXLESx/wsgw6IQdusOT8Bxm3D9UrHPQR7zlMmzwybC8zHEM1tQ4LJwP7fcxrWr8tuBg05fFCbg==",
+      "dependencies": {
+        "moment": ">= 2.9.0"
+      },
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/ms": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
       "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
     },
+    "node_modules/mysql2": {
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/mysql2/-/mysql2-2.3.3.tgz",
+      "integrity": "sha512-wxJUev6LgMSgACDkb/InIFxDprRa6T95+VEoR+xPvtngtccNH2dGjEB/fVZ8yg1gWv1510c9CvXuJHi5zUm0ZA==",
+      "dependencies": {
+        "denque": "^2.0.1",
+        "generate-function": "^2.3.1",
+        "iconv-lite": "^0.6.3",
+        "long": "^4.0.0",
+        "lru-cache": "^6.0.0",
+        "named-placeholders": "^1.1.2",
+        "seq-queue": "^0.0.5",
+        "sqlstring": "^2.3.2"
+      },
+      "engines": {
+        "node": ">= 8.0"
+      }
+    },
+    "node_modules/mysql2/node_modules/iconv-lite": {
+      "version": "0.6.3",
+      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
+      "integrity": "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==",
+      "dependencies": {
+        "safer-buffer": ">= 2.1.2 < 3.0.0"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/named-placeholders": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/named-placeholders/-/named-placeholders-1.1.2.tgz",
+      "integrity": "sha512-wiFWqxoLL3PGVReSZpjLVxyJ1bRqe+KKJVbr4hGs1KWfTZTQyezHFBbuKj9hsizHyGV2ne7EMjHdxEGAybD5SA==",
+      "dependencies": {
+        "lru-cache": "^4.1.3"
+      },
+      "engines": {
+        "node": ">=6.0.0"
+      }
+    },
+    "node_modules/named-placeholders/node_modules/lru-cache": {
+      "version": "4.1.5",
+      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-4.1.5.tgz",
+      "integrity": "sha512-sWZlbEP2OsHNkXrMl5GYk/jKk70MBng6UU4YI/qGDYbgf6YbP4EvmqISbXCoJiRKs+1bSpFHVgQxvJ17F2li5g==",
+      "dependencies": {
+        "pseudomap": "^1.0.2",
+        "yallist": "^2.1.2"
+      }
+    },
+    "node_modules/named-placeholders/node_modules/yallist": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
+      "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI="
+    },
     "node_modules/negotiator": {
       "version": "0.6.3",
       "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.3.tgz",
@@ -1396,6 +1533,11 @@
         "url": "https://github.com/sponsors/Borewit"
       }
     },
+    "node_modules/pg-connection-string": {
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-2.5.0.tgz",
+      "integrity": "sha512-r5o/V/ORTA6TmUnyWZR9nCj1klXCO2CEKNRlVuJptZe85QuhFayC7WeMic7ndayT5IRIR0S0xFxFi2ousartlQ=="
+    },
     "node_modules/picomatch": {
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.1.tgz",
@@ -1427,6 +1569,11 @@
         "node": ">= 0.10"
       }
     },
+    "node_modules/pseudomap": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz",
+      "integrity": "sha1-8FKijacOYYkX7wqKw0wa5aaChrM="
+    },
     "node_modules/pstree.remy": {
       "version": "1.1.8",
       "resolved": "https://registry.npmjs.org/pstree.remy/-/pstree.remy-1.1.8.tgz",
@@ -1553,6 +1700,11 @@
         "lowercase-keys": "^1.0.0"
       }
     },
+    "node_modules/retry-as-promised": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/retry-as-promised/-/retry-as-promised-5.0.0.tgz",
+      "integrity": "sha512-6S+5LvtTl2ggBumk04hBo/4Uf6fRJUwIgunGZ7CYEBCeufGFW1Pu6ucUf/UskHeWOIsUcLOGLFXPig5tR5V1nA=="
+    },
     "node_modules/safe-buffer": {
       "version": "5.2.1",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
@@ -1632,6 +1784,112 @@
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
       "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
     },
+    "node_modules/seq-queue": {
+      "version": "0.0.5",
+      "resolved": "https://registry.npmjs.org/seq-queue/-/seq-queue-0.0.5.tgz",
+      "integrity": "sha1-1WgS4cAXpuTnw+Ojeh2m143TyT4="
+    },
+    "node_modules/sequelize": {
+      "version": "6.20.0",
+      "resolved": "https://registry.npmjs.org/sequelize/-/sequelize-6.20.0.tgz",
+      "integrity": "sha512-45B+k4eKP0D+x1F08dSYnZjlKGvlxM/FCVTWQ6TLVaGCyRv/TmvTRSZ4bTNB5pMgQOMkJUlztg5zSvMmkzaWCA==",
+      "funding": [
+        {
+          "type": "opencollective",
+          "url": "https://opencollective.com/sequelize"
+        }
+      ],
+      "dependencies": {
+        "@types/debug": "^4.1.7",
+        "@types/validator": "^13.7.1",
+        "debug": "^4.3.3",
+        "dottie": "^2.0.2",
+        "inflection": "^1.13.2",
+        "lodash": "^4.17.21",
+        "moment": "^2.29.1",
+        "moment-timezone": "^0.5.34",
+        "pg-connection-string": "^2.5.0",
+        "retry-as-promised": "^5.0.0",
+        "semver": "^7.3.5",
+        "sequelize-pool": "^7.1.0",
+        "toposort-class": "^1.0.1",
+        "uuid": "^8.3.2",
+        "validator": "^13.7.0",
+        "wkx": "^0.5.0"
+      },
+      "engines": {
+        "node": ">=10.0.0"
+      },
+      "peerDependenciesMeta": {
+        "ibm_db": {
+          "optional": true
+        },
+        "mariadb": {
+          "optional": true
+        },
+        "mysql2": {
+          "optional": true
+        },
+        "pg": {
+          "optional": true
+        },
+        "pg-hstore": {
+          "optional": true
+        },
+        "snowflake-sdk": {
+          "optional": true
+        },
+        "sqlite3": {
+          "optional": true
+        },
+        "tedious": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/sequelize-pool": {
+      "version": "7.1.0",
+      "resolved": "https://registry.npmjs.org/sequelize-pool/-/sequelize-pool-7.1.0.tgz",
+      "integrity": "sha512-G9c0qlIWQSK29pR/5U2JF5dDQeqqHRragoyahj/Nx4KOOQ3CPPfzxnfqFPCSB7x5UgjOgnZ61nSxz+fjDpRlJg==",
+      "engines": {
+        "node": ">= 10.0.0"
+      }
+    },
+    "node_modules/sequelize/node_modules/debug": {
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+      "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+      "dependencies": {
+        "ms": "2.1.2"
+      },
+      "engines": {
+        "node": ">=6.0"
+      },
+      "peerDependenciesMeta": {
+        "supports-color": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/sequelize/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/sequelize/node_modules/semver": {
+      "version": "7.3.7",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.7.tgz",
+      "integrity": "sha512-QlYTucUYOews+WeEujDoEGziz4K6c47V/Bd+LjSSYcA94p+DmINdf7ncaUinThfvZyu13lN9OY1XDxt8C0Tw0g==",
+      "dependencies": {
+        "lru-cache": "^6.0.0"
+      },
+      "bin": {
+        "semver": "bin/semver.js"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/serve-static": {
       "version": "1.15.0",
       "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.15.0.tgz",
@@ -1669,6 +1927,14 @@
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.7.tgz",
       "integrity": "sha512-wnD2ZE+l+SPC/uoS0vXeE9L1+0wuaMqKlfz9AMUo38JsyLSBWSFcHR1Rri62LZc12vLr1gb3jl7iwQhgwpAbGQ=="
     },
+    "node_modules/sqlstring": {
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/sqlstring/-/sqlstring-2.3.3.tgz",
+      "integrity": "sha512-qC9iz2FlN7DQl3+wjwn3802RTyjCx7sDvfQEXchwa6CWOx07/WVfh91gBmQ9fahw8snwGEWU3xGzOt4tFyHLxg==",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
     "node_modules/statuses": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.1.tgz",
@@ -1784,6 +2050,11 @@
       "resolved": "https://registry.npmjs.org/@tokenizer/token/-/token-0.1.1.tgz",
       "integrity": "sha512-XO6INPbZCxdprl+9qa/AAbFFOMzzwqYxpjPgLICrMD6C2FCw6qfJOPcBk6JqqPLSaZ/Qx87qn4rpPmPMwaAK6w=="
     },
+    "node_modules/toposort-class": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/toposort-class/-/toposort-class-1.0.1.tgz",
+      "integrity": "sha1-f/0feMi+KMO6Rc1OGj9e4ZO9mYg="
+    },
     "node_modules/touch": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/touch/-/touch-3.1.0.tgz",
@@ -1910,6 +2181,22 @@
         "node": ">= 0.4.0"
       }
     },
+    "node_modules/uuid": {
+      "version": "8.3.2",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-8.3.2.tgz",
+      "integrity": "sha512-+NYs2QeMWy+GWFOEm9xnn6HCDp0l7QBD7ml8zLUmJ+93Q5NF0NocErnwkTkXVFNiX3/fpC6afS8Dhb/gz7R7eg==",
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
+    "node_modules/validator": {
+      "version": "13.7.0",
+      "resolved": "https://registry.npmjs.org/validator/-/validator-13.7.0.tgz",
+      "integrity": "sha512-nYXQLCBkpJ8X6ltALua9dRrZDHVYxjJ1wgskNt1lH9fzGjs3tgojGSCBjmEPwkWS1y29+DrizMTW19Pr9uB2nw==",
+      "engines": {
+        "node": ">= 0.10"
+      }
+    },
     "node_modules/vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
@@ -1929,6 +2216,14 @@
         "node": ">=8"
       }
     },
+    "node_modules/wkx": {
+      "version": "0.5.0",
+      "resolved": "https://registry.npmjs.org/wkx/-/wkx-0.5.0.tgz",
+      "integrity": "sha512-Xng/d4Ichh8uN4l0FToV/258EjMGU9MGcA0HV2d9B/ZpZB3lqQm7nkOdZdm5GhKtLLhAE7PiVQwN4eN+2YJJUg==",
+      "dependencies": {
+        "@types/node": "*"
+      }
+    },
     "node_modules/wrap-ansi": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
@@ -2034,11 +2329,29 @@
         "@types/node": "*"
       }
     },
+    "@types/debug": {
+      "version": "4.1.7",
+      "resolved": "https://registry.npmjs.org/@types/debug/-/debug-4.1.7.tgz",
+      "integrity": "sha512-9AonUzyTjXXhEOa0DnqpzZi6VHlqKMswga9EXjpXnnqxwLtdvPPtlO8evrI5D9S6asFRCQ6v+wpiUKbw+vKqyg==",
+      "requires": {
+        "@types/ms": "*"
+      }
+    },
+    "@types/ms": {
+      "version": "0.7.31",
+      "resolved": "https://registry.npmjs.org/@types/ms/-/ms-0.7.31.tgz",
+      "integrity": "sha512-iiUgKzV9AuaEkZqkOLDIvlQiL6ltuZd9tGcW3gwpnX8JbuiuhFlEGmmFXEXkN50Cvq7Os88IY2v0dkDqXYWVgA=="
+    },
     "@types/node": {
       "version": "14.18.18",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-14.18.18.tgz",
       "integrity": "sha512-B9EoJFjhqcQ9OmQrNorItO+OwEOORNn3S31WuiHvZY/dm9ajkB7AKD/8toessEtHHNL+58jofbq7hMMY9v4yig=="
     },
+    "@types/validator": {
+      "version": "13.7.2",
+      "resolved": "https://registry.npmjs.org/@types/validator/-/validator-13.7.2.tgz",
+      "integrity": "sha512-KFcchQ3h0OPQgFirBRPZr5F/sVjxZsOrQHedj3zi8AH3Zv/hOLx2OLR4hxR5HcfoU+33n69ZuOfzthKVdMoTiw=="
+    },
     "abbrev": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
@@ -2378,6 +2691,11 @@
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
       "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
     },
+    "denque": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/denque/-/denque-2.0.1.tgz",
+      "integrity": "sha512-tfiWc6BQLXNLpNiR5iGd0Ocu3P3VpxfzFiqubLgMfhfOw9WyvgJBd46CClNn9k3qfbjvT//0cf7AlYRX/OslMQ=="
+    },
     "depd": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/depd/-/depd-2.0.0.tgz",
@@ -2401,6 +2719,11 @@
       "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.0.1.tgz",
       "integrity": "sha512-1K6hR6wtk2FviQ4kEiSjFiH5rpzEVi8WW0x96aztHVMhEspNpc4DVOUTEHtEva5VThQ8IaBX1Pe4gSzpVVUsKQ=="
     },
+    "dottie": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/dottie/-/dottie-2.0.2.tgz",
+      "integrity": "sha512-fmrwR04lsniq/uSr8yikThDTrM7epXHBAAjH9TbeH3rEA8tdCO7mRzB9hdmdGyJCxF8KERo9CITcm3kGuoyMhg=="
+    },
     "duplexer3": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/duplexer3/-/duplexer3-0.1.4.tgz",
@@ -2551,6 +2874,14 @@
       "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
       "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A=="
     },
+    "generate-function": {
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/generate-function/-/generate-function-2.3.1.tgz",
+      "integrity": "sha512-eeB5GfMNeevm/GRYq20ShmsaGcmI81kIX2K9XQx5miC8KdHaC6Jm0qQ8ZNeGOi7wYB8OsdxKs+Y2oVuTFuVwKQ==",
+      "requires": {
+        "is-property": "^1.0.2"
+      }
+    },
     "get-intrinsic": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.1.1.tgz",
@@ -2676,6 +3007,11 @@
       "resolved": "https://registry.npmjs.org/imurmurhash/-/imurmurhash-0.1.4.tgz",
       "integrity": "sha1-khi5srkoojixPcT7a21XbyMUU+o="
     },
+    "inflection": {
+      "version": "1.13.2",
+      "resolved": "https://registry.npmjs.org/inflection/-/inflection-1.13.2.tgz",
+      "integrity": "sha512-cmZlljCRTBFouT8UzMzrGcVEvkv6D/wBdcdKG7J1QH5cXjtU75Dm+P27v9EKu/Y43UYyCJd1WC4zLebRrC8NBw=="
+    },
     "inherits": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
@@ -2754,6 +3090,11 @@
       "resolved": "https://registry.npmjs.org/is-path-inside/-/is-path-inside-3.0.3.tgz",
       "integrity": "sha512-Fd4gABb+ycGAmKou8eMftCupSir5lRxqf4aD/vd0cD2qc4HL07OjCeuHMr8Ro4CoMaeCKDB0/ECBOVWjTwUvPQ=="
     },
+    "is-property": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/is-property/-/is-property-1.0.2.tgz",
+      "integrity": "sha1-V/4cTkhHTt1lsJkR8msc1Ald2oQ="
+    },
     "is-typedarray": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
@@ -2785,6 +3126,16 @@
         "package-json": "^6.3.0"
       }
     },
+    "lodash": {
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
+    },
+    "long": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/long/-/long-4.0.0.tgz",
+      "integrity": "sha512-XsP+KhQif4bjX1kbuSiySJFNAehNxgLb6hPRGJ9QsUr8ajHkuXGdrHmFUTUUXhDwVX2R5bY4JNZEwbUiMhV+MA=="
+    },
     "lowercase-keys": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/lowercase-keys/-/lowercase-keys-1.0.1.tgz",
@@ -2864,11 +3215,73 @@
       "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.6.tgz",
       "integrity": "sha512-Jsjnk4bw3YJqYzbdyBiNsPWHPfO++UGG749Cxs6peCu5Xg4nrena6OVxOYxrQTqww0Jmwt+Ref8rggumkTLz9Q=="
     },
+    "moment": {
+      "version": "2.29.3",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.29.3.tgz",
+      "integrity": "sha512-c6YRvhEo//6T2Jz/vVtYzqBzwvPT95JBQ+smCytzf7c50oMZRsR/a4w88aD34I+/QVSfnoAnSBFPJHItlOMJVw=="
+    },
+    "moment-timezone": {
+      "version": "0.5.34",
+      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.34.tgz",
+      "integrity": "sha512-3zAEHh2hKUs3EXLESx/wsgw6IQdusOT8Bxm3D9UrHPQR7zlMmzwybC8zHEM1tQ4LJwP7fcxrWr8tuBg05fFCbg==",
+      "requires": {
+        "moment": ">= 2.9.0"
+      }
+    },
     "ms": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
       "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
     },
+    "mysql2": {
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/mysql2/-/mysql2-2.3.3.tgz",
+      "integrity": "sha512-wxJUev6LgMSgACDkb/InIFxDprRa6T95+VEoR+xPvtngtccNH2dGjEB/fVZ8yg1gWv1510c9CvXuJHi5zUm0ZA==",
+      "requires": {
+        "denque": "^2.0.1",
+        "generate-function": "^2.3.1",
+        "iconv-lite": "^0.6.3",
+        "long": "^4.0.0",
+        "lru-cache": "^6.0.0",
+        "named-placeholders": "^1.1.2",
+        "seq-queue": "^0.0.5",
+        "sqlstring": "^2.3.2"
+      },
+      "dependencies": {
+        "iconv-lite": {
+          "version": "0.6.3",
+          "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
+          "integrity": "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==",
+          "requires": {
+            "safer-buffer": ">= 2.1.2 < 3.0.0"
+          }
+        }
+      }
+    },
+    "named-placeholders": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/named-placeholders/-/named-placeholders-1.1.2.tgz",
+      "integrity": "sha512-wiFWqxoLL3PGVReSZpjLVxyJ1bRqe+KKJVbr4hGs1KWfTZTQyezHFBbuKj9hsizHyGV2ne7EMjHdxEGAybD5SA==",
+      "requires": {
+        "lru-cache": "^4.1.3"
+      },
+      "dependencies": {
+        "lru-cache": {
+          "version": "4.1.5",
+          "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-4.1.5.tgz",
+          "integrity": "sha512-sWZlbEP2OsHNkXrMl5GYk/jKk70MBng6UU4YI/qGDYbgf6YbP4EvmqISbXCoJiRKs+1bSpFHVgQxvJ17F2li5g==",
+          "requires": {
+            "pseudomap": "^1.0.2",
+            "yallist": "^2.1.2"
+          }
+        },
+        "yallist": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
+          "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI="
+        }
+      }
+    },
     "negotiator": {
       "version": "0.6.3",
       "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.3.tgz",
@@ -2983,6 +3396,11 @@
       "resolved": "https://registry.npmjs.org/peek-readable/-/peek-readable-4.1.0.tgz",
       "integrity": "sha512-ZI3LnwUv5nOGbQzD9c2iDG6toheuXSZP5esSHBjopsXH4dg19soufvpUGA3uohi5anFtGb2lhAVdHzH6R/Evvg=="
     },
+    "pg-connection-string": {
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-2.5.0.tgz",
+      "integrity": "sha512-r5o/V/ORTA6TmUnyWZR9nCj1klXCO2CEKNRlVuJptZe85QuhFayC7WeMic7ndayT5IRIR0S0xFxFi2ousartlQ=="
+    },
     "picomatch": {
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.1.tgz",
@@ -3002,6 +3420,11 @@
         "ipaddr.js": "1.9.1"
       }
     },
+    "pseudomap": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz",
+      "integrity": "sha1-8FKijacOYYkX7wqKw0wa5aaChrM="
+    },
     "pstree.remy": {
       "version": "1.1.8",
       "resolved": "https://registry.npmjs.org/pstree.remy/-/pstree.remy-1.1.8.tgz",
@@ -3103,6 +3526,11 @@
         "lowercase-keys": "^1.0.0"
       }
     },
+    "retry-as-promised": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/retry-as-promised/-/retry-as-promised-5.0.0.tgz",
+      "integrity": "sha512-6S+5LvtTl2ggBumk04hBo/4Uf6fRJUwIgunGZ7CYEBCeufGFW1Pu6ucUf/UskHeWOIsUcLOGLFXPig5tR5V1nA=="
+    },
     "safe-buffer": {
       "version": "5.2.1",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
@@ -3160,6 +3588,62 @@
         }
       }
     },
+    "seq-queue": {
+      "version": "0.0.5",
+      "resolved": "https://registry.npmjs.org/seq-queue/-/seq-queue-0.0.5.tgz",
+      "integrity": "sha1-1WgS4cAXpuTnw+Ojeh2m143TyT4="
+    },
+    "sequelize": {
+      "version": "6.20.0",
+      "resolved": "https://registry.npmjs.org/sequelize/-/sequelize-6.20.0.tgz",
+      "integrity": "sha512-45B+k4eKP0D+x1F08dSYnZjlKGvlxM/FCVTWQ6TLVaGCyRv/TmvTRSZ4bTNB5pMgQOMkJUlztg5zSvMmkzaWCA==",
+      "requires": {
+        "@types/debug": "^4.1.7",
+        "@types/validator": "^13.7.1",
+        "debug": "^4.3.3",
+        "dottie": "^2.0.2",
+        "inflection": "^1.13.2",
+        "lodash": "^4.17.21",
+        "moment": "^2.29.1",
+        "moment-timezone": "^0.5.34",
+        "pg-connection-string": "^2.5.0",
+        "retry-as-promised": "^5.0.0",
+        "semver": "^7.3.5",
+        "sequelize-pool": "^7.1.0",
+        "toposort-class": "^1.0.1",
+        "uuid": "^8.3.2",
+        "validator": "^13.7.0",
+        "wkx": "^0.5.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.3.4",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+          "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+          "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=="
+        },
+        "semver": {
+          "version": "7.3.7",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.7.tgz",
+          "integrity": "sha512-QlYTucUYOews+WeEujDoEGziz4K6c47V/Bd+LjSSYcA94p+DmINdf7ncaUinThfvZyu13lN9OY1XDxt8C0Tw0g==",
+          "requires": {
+            "lru-cache": "^6.0.0"
+          }
+        }
+      }
+    },
+    "sequelize-pool": {
+      "version": "7.1.0",
+      "resolved": "https://registry.npmjs.org/sequelize-pool/-/sequelize-pool-7.1.0.tgz",
+      "integrity": "sha512-G9c0qlIWQSK29pR/5U2JF5dDQeqqHRragoyahj/Nx4KOOQ3CPPfzxnfqFPCSB7x5UgjOgnZ61nSxz+fjDpRlJg=="
+    },
     "serve-static": {
       "version": "1.15.0",
       "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.15.0.tgz",
@@ -3191,6 +3675,11 @@
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.7.tgz",
       "integrity": "sha512-wnD2ZE+l+SPC/uoS0vXeE9L1+0wuaMqKlfz9AMUo38JsyLSBWSFcHR1Rri62LZc12vLr1gb3jl7iwQhgwpAbGQ=="
     },
+    "sqlstring": {
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/sqlstring/-/sqlstring-2.3.3.tgz",
+      "integrity": "sha512-qC9iz2FlN7DQl3+wjwn3802RTyjCx7sDvfQEXchwa6CWOx07/WVfh91gBmQ9fahw8snwGEWU3xGzOt4tFyHLxg=="
+    },
     "statuses": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.1.tgz",
@@ -3270,6 +3759,11 @@
         }
       }
     },
+    "toposort-class": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/toposort-class/-/toposort-class-1.0.1.tgz",
+      "integrity": "sha1-f/0feMi+KMO6Rc1OGj9e4ZO9mYg="
+    },
     "touch": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/touch/-/touch-3.1.0.tgz",
@@ -3362,6 +3856,16 @@
       "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
       "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
     },
+    "uuid": {
+      "version": "8.3.2",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-8.3.2.tgz",
+      "integrity": "sha512-+NYs2QeMWy+GWFOEm9xnn6HCDp0l7QBD7ml8zLUmJ+93Q5NF0NocErnwkTkXVFNiX3/fpC6afS8Dhb/gz7R7eg=="
+    },
+    "validator": {
+      "version": "13.7.0",
+      "resolved": "https://registry.npmjs.org/validator/-/validator-13.7.0.tgz",
+      "integrity": "sha512-nYXQLCBkpJ8X6ltALua9dRrZDHVYxjJ1wgskNt1lH9fzGjs3tgojGSCBjmEPwkWS1y29+DrizMTW19Pr9uB2nw=="
+    },
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
@@ -3375,6 +3879,14 @@
         "string-width": "^4.0.0"
       }
     },
+    "wkx": {
+      "version": "0.5.0",
+      "resolved": "https://registry.npmjs.org/wkx/-/wkx-0.5.0.tgz",
+      "integrity": "sha512-Xng/d4Ichh8uN4l0FToV/258EjMGU9MGcA0HV2d9B/ZpZB3lqQm7nkOdZdm5GhKtLLhAE7PiVQwN4eN+2YJJUg==",
+      "requires": {
+        "@types/node": "*"
+      }
+    },
     "wrap-ansi": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",

@@ -19,6 +19,8 @@
     "axios": "^0.27.2",
     "dotenv": "^16.0.1",
     "express": "^4.18.1",
-    "nodemon": "^2.0.16"
+    "mysql2": "^2.3.3",
+    "nodemon": "^2.0.16",
+    "sequelize": "^6.20.0"
   }
 }