Feature/adc 493 almost backend completed and frontend setup

municipal-road-taxonomy-and-infra-tracker/backend/.env.example

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+PORT=5000
+DB_HOST=localhost
+DB_USER=postgres
+DB_PASSWORD=postgres
+DB_NAME=road_infra_dashboard
+DB_PORT=5432
+DB_DIALECT=postgres
+JWT_SECRET="your-secret-key-change-in-production"
+NODE_ENV="development"

municipal-road-taxonomy-and-infra-tracker/backend/.gitignore

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+### Node ###
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+.pnpm-debug.log*
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+*.lcov
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# Snowpack dependency directory (https://snowpack.dev/)
+web_modules/
+
+# TypeScript cache
+*.tsbuildinfo
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional stylelint cache
+.stylelintcache
+
+# Microbundle cache
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variable files
+.env
+.env.development.local
+.env.test.local
+.env.production.local
+.env.local
+
+# parcel-bundler cache (https://parceljs.org/)
+.cache
+.parcel-cache
+
+# Next.js build output
+.next
+out
+
+# Nuxt.js build / generate output
+.nuxt
+dist
+
+# Gatsby files
+.cache/
+# Comment in the public line in if your project uses Gatsby and not Next.js
+# https://nextjs.org/blog/next-9-1#public-directory-support
+# public
+
+# vuepress build output
+.vuepress/dist
+
+# vuepress v2.x temp and cache directory
+.temp
+
+# Docusaurus cache and generated files
+.docusaurus
+
+# Serverless directories
+.serverless/
+
+# FuseBox cache
+.fusebox/
+
+# DynamoDB Local files
+.dynamodb/
+
+# TernJS port file
+.tern-port
+
+# Stores VSCode versions used for testing VSCode extensions
+.vscode-test
+
+# yarn v2
+.yarn/cache
+.yarn/unplugged
+.yarn/build-state.yml
+.yarn/install-state.gz
+.pnp.*
+
+### Node Patch ###
+# Serverless Webpack directories
+.webpack/
+
+# Optional stylelint cache
+
+# SvelteKit build / generate output
+.svelte-kit

municipal-road-taxonomy-and-infra-tracker/backend/.prettierignore

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+/.vscode
+/node_modules
+./dist
+
+
+*.env
+.env
+.env.*

municipal-road-taxonomy-and-infra-tracker/backend/.prettierrc

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+{
+    "semi": true,
+    "trailingComma": "all",
+    "singleQuote": true,
+    "printWidth": 120,
+    "tabWidth": 2,  
+    "useTabs": false,
+    "bracketSpacing": true,
+    "arrowParens": "always"
+}

municipal-road-taxonomy-and-infra-tracker/backend/.sequelizerc

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+// .sequelizerc
+const path = require('path');
+
+module.exports = {
+  'config': path.resolve('src', 'database', 'db.config.cjs'),
+  'migrations-path': path.resolve('src', 'database', 'migrations'),
+  'seeders-path': path.resolve('src', 'database', 'seeders'),
+  'models-path': path.resolve('src', 'models'),
+};

municipal-road-taxonomy-and-infra-tracker/backend/package.json

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+{
+  "name": "road-infra-dashboard-backend",
+  "version": "1.0.0",
+  "description": "Backend for Road Nomenclature & Infra Monitoring Dashboard",
+  "main": "src/index.js",
+  "scripts": {
+    "start": "node src/index.js",
+    "dev": "nodemon src/index.js",
+    "db:seed": "node src/seeders/index.js",
+    "db:migrate": "sequelize-cli db:migrate",
+    "db:migrate:undo": "sequelize-cli db:migrate:undo",
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [
+    "express",
+    "sequelize",
+    "postgresql"
+  ],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "bcryptjs": "^2.4.3",
+    "cors": "^2.8.5",
+    "dotenv": "^16.4.1",
+    "express": "^4.18.2",
+    "express-validator": "^7.0.1",
+    "jsonwebtoken": "^9.0.2",
+    "morgan": "^1.10.0",
+    "pg": "^8.11.3",
+    "pg-hstore": "^2.3.4",
+    "sequelize": "^6.35.2",
+    "csv-writer": "^1.6.0"
+  },
+  "devDependencies": {
+    "nodemon": "^3.0.3",
+    "sequelize-cli": "^6.6.2"
+  }
+}

municipal-road-taxonomy-and-infra-tracker/backend/src/config/database.js

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+require('dotenv').config();
+
+module.exports = {
+  development: {
+    username: process.env.DB_USER,
+    password: process.env.DB_PASSWORD,
+    database: process.env.DB_NAME,
+    host: process.env.DB_HOST,
+    port: process.env.DB_PORT,
+    dialect: process.env.DB_DIALECT,
+    logging: false,
+  },
+  test: {
+    username: process.env.DB_USER,
+    password: process.env.DB_PASSWORD,
+    database: process.env.DB_NAME + '_test',
+    host: process.env.DB_HOST,
+    port: process.env.DB_PORT,
+    dialect: process.env.DB_DIALECT,
+    logging: false,
+  },
+  production: {
+    username: process.env.DB_USER,
+    password: process.env.DB_PASSWORD,
+    database: process.env.DB_NAME,
+    host: process.env.DB_HOST,
+    port: process.env.DB_PORT,
+    dialect: process.env.DB_DIALECT,
+    logging: false,
+    dialectOptions: {
+      ssl: {
+        require: true,
+        rejectUnauthorized: false,
+      },
+    },
+  },
+};

municipal-road-taxonomy-and-infra-tracker/backend/src/config/db.js

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+const { Sequelize } = require('sequelize');
+require('dotenv').config();
+
+const sequelize = new Sequelize(
+  process.env.DB_NAME,
+  process.env.DB_USER,
+  process.env.DB_PASSWORD,
+  {
+    host: process.env.DB_HOST,
+    port: process.env.DB_PORT,
+    dialect: process.env.DB_DIALECT,
+    logging: process.env.NODE_ENV === 'development' ? console.log : false,
+    dialectOptions: 
+      process.env.NODE_ENV === 'production'
+        ? {
+            ssl: {
+              require: true,
+              rejectUnauthorized: false,
+            },
+          }
+        : {},
+  }
+);
+
+const testConnection = async () => {
+  try {
+    await sequelize.authenticate();
+    console.log('Database connection has been established successfully.');
+  } catch (error) {
+    console.error('Unable to connect to the database:', error);
+  }
+};
+
+module.exports = { sequelize, testConnection };