feat(ci): add CI/CD pipeline configuration and tests

.gitea/workflows/ci.yml

@@ -0,0 +1,65 @@
+name: CI/CD Pipeline
+
+on:
+  push:
+    branches: [main, develop]
+  pull_request:
+    branches: [main, develop]
+
+jobs:
+  lint-and-test:
+    name: Lint, Test & Build
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup Bun
+        uses: oven-sh/setup-bun@v1
+        with:
+          bun-version: latest
+
+      - name: Install dependencies
+        run: bun install --frozen-lockfile
+
+      - name: Run TypeScript type check
+        run: bun run type-check
+
+      - name: Run ESLint
+        run: bun run lint
+
+      - name: Check Prettier formatting
+        run: bun run format:check
+
+      - name: Run tests
+        run: bun run test:ci
+
+      - name: Build application
+        run: bun run build
+
+      - name: Upload build artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: build-files
+          path: .next/
+
+  security-audit:
+    name: Security Audit
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup Bun
+        uses: oven-sh/setup-bun@v1
+        with:
+          bun-version: latest
+
+      - name: Install dependencies
+        run: bun install --frozen-lockfile
+
+      - name: Run security audit
+        run: bun audit
+
+      - name: Run dependency check
+        run: bunx audit-ci --moderate