ci: use shallow clones to resolve 'No space left on device' errors

.gitea/workflows/deploy.yml

@@ -45,7 +45,7 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
         with:
-          fetch-depth: 0
+          fetch-depth: 2
 
       - name: 🔍 Check for Gatekeeper changes
         id: changes
@@ -154,6 +154,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
 
       - name: Setup Node.js
         uses: actions/setup-node@v4
@@ -200,6 +202,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
 
       - name: 🐳 Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
@@ -239,6 +243,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
 
       - name: 🐳 Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
@@ -313,6 +319,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
 
       - name: 🚀 Deploy to ${{ env.TARGET }}
         run: |
@@ -404,6 +412,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
 
       - name: Setup Node.js
         uses: actions/setup-node@v4