ci: deploy via docker-compose instead of raw docker run

Uses docker compose -f /appdata/dockhand/stacks/unraid/dostalgia/compose.yaml
so the container matches the user's Unraid stack configuration (correct volume
mount at /mnt/cache/appdata/dostalgia, proper network, labels, etc.)

.gitea/workflows/build.yaml

@@ -1,4 +1,5 @@
 # This workflow builds and deploys Dostalgia whenever code is pushed to main.
+# Uses docker-compose at /appdata/dockhand/stacks/unraid/dostalgia/compose.yaml
 # Requires a Gitea Actions runner registered on the host with Docker socket access.
 # See: https://docs.gitea.com/usage/actions
 
@@ -11,9 +12,7 @@ on:
 
 env:
   IMAGE_NAME: dostalgia
-  CONTAINER_NAME: dostalgia
-  HOST_PORT: 8765
-  DATA_VOLUME: /opt/data/workspace/dostalgia/data
+  COMPOSE_DIR: /appdata/dockhand/stacks/unraid/dostalgia
 
 jobs:
   build-and-deploy:
@@ -28,34 +27,27 @@ jobs:
           docker build -t ${{ env.IMAGE_NAME }}:${{ gitea.sha }} .
           docker tag ${{ env.IMAGE_NAME }}:${{ gitea.sha }} ${{ env.IMAGE_NAME }}:latest
 
-      - name: Stop and remove old container
+      - name: Deploy via docker-compose
         run: |
-          docker stop ${{ env.CONTAINER_NAME }} 2>/dev/null || true
-          docker rm ${{ env.CONTAINER_NAME }} 2>/dev/null || true
-
-      - name: Start new container
-        run: |
-          docker run -d \
-            --name ${{ env.CONTAINER_NAME }} \
-            --restart unless-stopped \
-            -p ${{ env.HOST_PORT }}:8765 \
-            -v ${{ env.DATA_VOLUME }}:/data \
-            -e TWITCH_CLIENT_ID='${{ secrets.TWITCH_CLIENT_ID }}' \
-            -e TWITCH_CLIENT_SECRET='${{ secrets.TWITCH_CLIENT_SECRET }}' \
-            ${{ env.IMAGE_NAME }}:latest
+          cd "${{ env.COMPOSE_DIR }}"
+          docker compose up -d
 
       - name: Verify container is running
         run: |
           sleep 5
-          STATUS=$(docker inspect -f '{{.State.Status}}' ${{ env.CONTAINER_NAME }})
+          CONTAINER_NAME=$(docker compose -f "${{ env.COMPOSE_DIR }}/compose.yaml" ps -q dostalgia 2>/dev/null || echo "dostalgia")
+          if [ -z "$CONTAINER_NAME" ] || [ "$CONTAINER_NAME" = "dostalgia" ]; then
+            CONTAINER_NAME="dostalgia"
+          fi
+          STATUS=$(docker inspect -f '{{.State.Status}}' "$CONTAINER_NAME" 2>/dev/null || docker inspect -f '{{.State.Status}}' dostalgia)
           if [ "$STATUS" = "running" ]; then
             echo "✅ Dostalgia container is running"
             echo "--- last logs ---"
-            docker logs ${{ env.CONTAINER_NAME }} --tail 5
+            docker logs dostalgia --tail 5
             echo "✅ Dostalgia deployed!"
           else
             echo "❌ Container status: $STATUS"
-            docker logs ${{ env.CONTAINER_NAME }} --tail 30
+            docker logs dostalgia --tail 30
             exit 1
           fi