ci: prevent duplicate test runs - tests only on PRs, inline tests for builds

.github/workflows/docker-build.yml

@@ -16,17 +16,46 @@ env:
 
 jobs:
   # =============================================================================
-  # Run Tests First (reuse test workflow)
+  # Run Tests First
   # =============================================================================
-  test:
-    name: Run Tests
-    uses: ./.github/workflows/test.yml
+  backend-test:
+    name: Backend Tests
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: backend
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: '22'
+          cache: 'npm'
+          cache-dependency-path: backend/package-lock.json
+      - run: npm ci
+      - run: npx tsc --noEmit
+      - run: npm run test:run
+
+  frontend-build:
+    name: Frontend Build
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: frontend
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: '22'
+          cache: 'npm'
+          cache-dependency-path: frontend/package-lock.json
+      - run: npm ci
+      - run: npm run build
 
   # =============================================================================
   # Build and Push Docker Images (only after tests pass)
   # =============================================================================
   build-and-push:
-    needs: test
+    needs: [backend-test, frontend-build]
     runs-on: ubuntu-latest
     permissions:
       contents: read

.github/workflows/test.yml

@@ -1,12 +1,8 @@
 name: Test
 
 on:
-  push:
-    branches: [main]
   pull_request:
     branches: [main]
-  # Allow this workflow to be called by other workflows
-  workflow_call:
 
 jobs:
   # =============================================================================