fix: use direct git commands instead of actions/checkout

Replace actions/checkout@v4 with direct git commands to avoid
GitHub connectivity issues. Use absolute paths for all operations.

.gitea/workflows/deploy-dev.yml

@@ -15,9 +15,11 @@ jobs:
     runs-on: nas
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        run: |
-        with:
+          cd /volume1/repos/nas-tools
-          ref: ${{ github.sha }}
+          git fetch origin dev
+          git checkout ${{ github.sha }}
+          git clean -fd
       - name: Warm mirror cache for base images
         run: |
           set -u
@@ -50,12 +52,13 @@ jobs:
 
       - name: Build dev image
         run: |
+          cd /volume1/repos/nas-tools
           export DOCKER_API_VERSION=1.43
           DOCKER_BUILDKIT=0 docker build --cache-from nas-dashboard-dev:latest -t nas-dashboard-dev:latest dashboard/
       - name: Sync runtime compose file
         run: |
           mkdir -p /volume1/docker/nas-dashboard
-          cp dashboard/docker-compose.dev.yml /volume1/docker/nas-dashboard/docker-compose.dev.yml
+          cp /volume1/repos/nas-tools/dashboard/docker-compose.dev.yml /volume1/docker/nas-dashboard/docker-compose.dev.yml
       - name: Deploy dev
         run: |
           set -euo pipefail