feat: dockerize multi-service orchestration, add redis caching, rate limiting, zod validation, firebase token verification, and ci/cd pipeline

Author: AyushCipher

.dockerignore

@@ -0,0 +1,8 @@
+node_modules
+.git
+.gitignore
+.env
+dist
+build
+npm-debug.log
+.DS_Store

.github/workflows/ci.yml

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+name: CI/CD Pipeline
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  # 1. Backend Testing & Security Verification
+  backend-test:
+    name: Backend Test Suite & Security Checks
+    runs-on: ubuntu-latest
+
+    services:
+      redis:
+        image: redis:7-alpine
+        ports:
+          - 6379:6379
+        options: >-
+          --health-cmd "redis-cli ping"
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js 20
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: 'npm'
+          cache-dependency-path: backend/package-lock.json
+
+      - name: Install Backend Dependencies
+        working-directory: ./backend
+        run: npm ci
+
+      - name: Run Backend Tests
+        working-directory: ./backend
+        env:
+          NODE_ENV: test
+          PORT: 8000
+          REDIS_URL: redis://localhost:6379
+          JWT_SECRET: test_jwt_secret_key_12345
+        run: npm test
+
+  # 2. Frontend Build & Quality Checks
+  frontend-build:
+    name: Frontend Build Verification
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js 20
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: 'npm'
+          cache-dependency-path: frontend/package-lock.json
+
+      - name: Install Frontend Dependencies
+        working-directory: ./frontend
+        run: npm ci
+
+      - name: Build Frontend Assets
+        working-directory: ./frontend
+        env:
+          VITE_API_URL: http://localhost:8000
+        run: npm run build
+
+  # 3. Python AI Proctoring Service Syntax & Integrity Checks
+  python-proctoring-check:
+    name: Python AI Proctoring Integrity Check
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v4
+
+      - name: Setup Python 3.11
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+
+      - name: Validate Python Syntax
+        working-directory: ./backend/ai_proctoring
+        run: |
+          python -m py_compile yolo_detector.py
+          echo "Python syntax verified successfully"
+
+  # 4. Docker Compose Config Validation
+  docker-validation:
+    name: Docker Compose Validation
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v4
+
+      - name: Validate Docker Compose Config
+        run: |
+          docker compose config