diff --git a/.gitea/workflows/cd.yaml b/.gitea/workflows/cd.yaml
index 91427567..36825326 100644
--- a/.gitea/workflows/cd.yaml
+++ b/.gitea/workflows/cd.yaml
@@ -47,21 +47,8 @@ jobs:
     # 2026-04-02 Claude Code: 加入 timeout 防止 docker build/push 卡住超過 45 分鐘
     timeout-minutes: 45
     runs-on: ubuntu-latest
-    # B5 整合測試用 service container — 與 runner 同網路，localhost:15432 可用
-    services:
-      postgres-test:
-        image: pgvector/pgvector:pg16
-        env:
-          POSTGRES_DB: awoooi_test
-          POSTGRES_USER: awoooi
-          POSTGRES_PASSWORD: awoooi_test_2026
-        ports:
-          - 15432:5432
-        options: >-
-          --health-cmd "pg_isready -U awoooi -d awoooi_test"
-          --health-interval 5s
-          --health-timeout 3s
-          --health-retries 10
+    # 2026-04-10 ogt: B5 改用 docker run 本地啟動，移除 services: 宣告
+    # Gitea act runner 的 services: container name 為空，導致 CI 失敗
     steps:
       - uses: actions/checkout@v4
 
@@ -142,20 +129,36 @@ jobs:
       # B5 整合測試 — postgres-test 由 services: 提供，localhost:15432 直連
       # 2026-04-10 Claude Sonnet 4.6: 用 psql 直連 localhost:15432 初始化 schema
       #   (docker exec 在 act runner 內無法取得 service container name)
+      # B5: Gitea act runner 的 services: 實作與 GitHub Actions 不同
+      # service container 啟動後需直連，但 act 的 container name 可能為空
+      # 2026-04-10 ogt: 改用 docker run 本地啟動取代 services: 宣告
       - name: Integration Tests (B5 — 真實 DB)
         run: |
           cd apps/api
-          # 安裝 psql client (runner 層級持久，首次才裝)
+          # 安裝 psql client
           if ! command -v psql &>/dev/null; then
             apt-get install -y -q postgresql-client
           fi
-          # 初始化 schema — 直連 service container (localhost:15432)
+          # 啟動測試 DB（直接 docker run，避免 services: 容器名稱為空問題）
+          docker run -d --name pg-test-b5 \
+            -e POSTGRES_DB=awoooi_test \
+            -e POSTGRES_USER=awoooi \
+            -e POSTGRES_PASSWORD=awoooi_test_2026 \
+            -p 15433:5432 \
+            pgvector/pgvector:pg16
+          # 等待就緒
+          for i in $(seq 1 20); do
+            PGPASSWORD=awoooi_test_2026 pg_isready -h localhost -p 15433 -U awoooi && break || sleep 2
+          done
+          # 初始化 schema
           PGPASSWORD=awoooi_test_2026 psql \
-            -h localhost -p 15432 -U awoooi -d awoooi_test \
+            -h localhost -p 15433 -U awoooi -d awoooi_test \
             -f tests/integration/setup_test_schema.sql
-          # 跑測試 — service container 在同網路，localhost:15432 可連
-          TEST_DATABASE_URL="postgresql+asyncpg://awoooi:awoooi_test_2026@localhost:15432/awoooi_test?ssl=disable" \
+          # 跑測試
+          TEST_DATABASE_URL="postgresql+asyncpg://awoooi:awoooi_test_2026@localhost:15433/awoooi_test?ssl=disable" \
             /opt/api-venv/bin/pytest tests/integration/test_b5_core_flows.py -v --tb=short
+          # 清理
+          docker rm -f pg-test-b5 || true
 
       - name: Login to Harbor
         uses: docker/login-action@v3