refactor(deploy): streamline deployment workflow by consolidating steps

.gitea/workflows/deploy.yml

@@ -12,19 +12,10 @@ jobs:
         - name: Checkout
           uses: actions/checkout@v4
                                                                                 
-      - name: Setup Node
+        - name: Install & Build
-        uses: actions/setup-node@v4
+          run: npm ci && npm run build                                          
-        with:
-          node-version: '22'
-          cache: 'npm'
                   
-      - name: Install dependencies
+        - name: Deploy
-        run: npm ci
-
-      - name: Build
-        run: npm run build
-
-      - name: Deploy to /var/www
           run: |
             rm -rf /var/www/os.m1ngdaxie.com/*
             cp -r dist/* /var/www/os.m1ngdaxie.com/