diff --git a/.gitea/workflows/deploy.yml b/.gitea/workflows/deploy.yml
index 10d36edb0..fc4d3cc38 100644
--- a/.gitea/workflows/deploy.yml
+++ b/.gitea/workflows/deploy.yml
@@ -28,14 +28,9 @@ jobs:
       shell: bash
       run: |
         set -euo pipefail
-        python3 - <<'PY'
-from pathlib import Path
-import shutil
-root = Path('/var/lib/xiaoxia-saas-staging/repo')
-if root.exists():
-    shutil.rmtree(root)
-root.mkdir(parents=True, exist_ok=True)
-PY
+        mkdir -p /var/lib/xiaoxia-saas-staging
+        rm -rf /var/lib/xiaoxia-saas-staging/repo
+        mkdir -p /var/lib/xiaoxia-saas-staging/repo
         tar --exclude=.git -cf - . | tar -xf - -C /var/lib/xiaoxia-saas-staging/repo
 
     - name: Verify staging env file
@@ -98,14 +93,9 @@ PY
       shell: bash
       run: |
         set -euo pipefail
-        python3 - <<'PY'
-from pathlib import Path
-import shutil
-root = Path('/var/lib/xiaoxia-saas-production/repo')
-if root.exists():
-    shutil.rmtree(root)
-root.mkdir(parents=True, exist_ok=True)
-PY
+        mkdir -p /var/lib/xiaoxia-saas-production
+        rm -rf /var/lib/xiaoxia-saas-production/repo
+        mkdir -p /var/lib/xiaoxia-saas-production/repo
         tar --exclude=.git -cf - . | tar -xf - -C /var/lib/xiaoxia-saas-production/repo
 
     - name: Verify production env file
diff --git a/.gitea/workflows/tests.yml b/.gitea/workflows/tests.yml
index 077faf728..178f75a98 100644
--- a/.gitea/workflows/tests.yml
+++ b/.gitea/workflows/tests.yml
@@ -22,19 +22,19 @@ jobs:
         git -c http.https://api.xiaoxiajianji.com/.extraheader="$auth_header" fetch --depth=1 origin "$GITHUB_SHA"
         git checkout --force FETCH_HEAD
 
-    - name: Set up Python
-      uses: actions/setup-python@v4
-      with:
-        python-version: '3.12'
+    - name: Show Python runtime
+      run: |
+        python3 --version
+        python3 -m pip --version
 
     - name: Install dependencies
       run: |
-        python -m pip install --upgrade pip
-        pip install -r requirements.txt
+        python3 -m pip install --upgrade pip
+        python3 -m pip install -r requirements.txt -r requirements-dev.txt
 
     - name: Run tests
       run: |
-        pytest tests/integration/ -v --cov=packages --cov=apps --cov-report=xml --cov-report=term
+        python3 -m pytest tests/integration/ -v --cov=packages --cov=apps --cov-report=xml --cov-report=term
 
   lint:
     runs-on: ubuntu-latest
@@ -51,24 +51,24 @@ jobs:
         git -c http.https://api.xiaoxiajianji.com/.extraheader="$auth_header" fetch --depth=1 origin "$GITHUB_SHA"
         git checkout --force FETCH_HEAD
 
-    - name: Set up Python
-      uses: actions/setup-python@v4
-      with:
-        python-version: '3.12'
+    - name: Show Python runtime
+      run: |
+        python3 --version
+        python3 -m pip --version
 
     - name: Install linting tools
       run: |
-        python -m pip install --upgrade pip
-        pip install black flake8 mypy
+        python3 -m pip install --upgrade pip
+        python3 -m pip install -r requirements.txt -r requirements-dev.txt
 
     - name: Run Black (check only)
       run: |
-        black --check packages/ apps/ tests/
+        python3 -m black --check packages/ apps/ tests/
 
     - name: Run Flake8
       run: |
-        flake8 packages/ apps/ tests/ --max-line-length=120 --extend-ignore=E203,W503
+        python3 -m flake8 packages/ apps/ tests/ --max-line-length=120 --extend-ignore=E203,W503
 
     - name: Run MyPy
       run: |
-        mypy packages/ apps/ --ignore-missing-imports
+        python3 -m mypy packages/ apps/ --ignore-missing-imports