Update deployment directory and simplify Docker service configuration

.gitea/workflows/deploy.yml

@@ -64,7 +64,7 @@ jobs:
         run: |
           ssh -i ~/.ssh/id_ed25519 $DEPLOY_USER@$DEPLOY_HOST << 'EOF'
           set -e
-          DEPLOY_DIR="/var/www/screenshot-tools"
+          DEPLOY_DIR="/var/www/apps/screenshot-tools"
           sudo mkdir -p "$DEPLOY_DIR"
           sudo chown $USER:$USER "$DEPLOY_DIR"
           echo "Stopping existing containers"