chore(ci): consolidate ci jobs (#461)

Author: chris-olszewski

.github/workflows/ci.yml

@@ -14,30 +14,14 @@ env:
   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
 jobs:
-  test-individual:
+  test:
     runs-on: ${{ matrix.os }}
 
     strategy:
       fail-fast: false
       matrix:
         os: [ ubuntu-latest, windows-latest, macos-latest ]
         node: [ 20, 22, 24 ]
-        project:
-          [
-            activities-examples,
-            ai-sdk,
-            eager-workflow-start,
-            early-return,
-            empty,
-            hello-world,
-            mutex,
-            nestjs-exchange-rates,
-            sleep-for-days,
-            timer-examples,
-            message-passing/introduction,
-            message-passing/safe-message-handlers,
-            polling/infrequent
-          ]
         include:
           - os: windows-latest
             node: 22
@@ -64,13 +48,40 @@ jobs:
           cache: 'pnpm'
 
       - run: pnpm install
-        working-directory: ${{ matrix.project }}
-
-      - run: npm run build
-        working-directory: ${{ matrix.project }}
 
-      - run: npm test
-        working-directory: ${{ matrix.project }}
+      - name: Build and test sample projects
+        shell: bash
+        run: |
+          set +e
+          failed=()
+          projects=(
+            activities-examples
+            ai-sdk
+            eager-workflow-start
+            early-return
+            empty
+            hello-world
+            mutex
+            nestjs-exchange-rates
+            sleep-for-days
+            timer-examples
+            message-passing/introduction
+            message-passing/safe-message-handlers
+            polling/infrequent
+          )
+          for project in "${projects[@]}"; do
+            echo "::group::$project — build"
+            (cd "$project" && npm run build) || failed+=("$project (build)")
+            echo "::endgroup::"
+            echo "::group::$project — test"
+            (cd "$project" && npm test) || failed+=("$project (test)")
+            echo "::endgroup::"
+          done
+          if [ ${#failed[@]} -ne 0 ]; then
+            echo "Failed:"
+            printf ' - %s\n' "${failed[@]}"
+            exit 1
+          fi
 
   lint-format-build:
     runs-on: ubuntu-latest