fix(ci): fix UI server build context, macOS/Windows desktop build steps

.github/workflows/deploy.yaml

@@ -186,7 +186,8 @@ jobs:
       - name: Build and push the UI server image
         uses: docker/build-push-action@v6
         with:
-          context: ./ui
+          context: .
+          file: ui/Dockerfile
           push: true
           build-args: |
             PUBLIC_API_URL=https://opt-api.osdci.net
@@ -220,6 +221,8 @@ jobs:
 
       - name: Rebuild native modules
         run: npm rebuild
+        env:
+          HUSKY: "0"
 
       - name: Build macOS distributables
         run: bun run make:macos
@@ -251,11 +254,19 @@ jobs:
         with:
           node-version: 22
 
+      - name: Install Bun
+        uses: oven-sh/setup-bun@v2
+
       - name: Install dependencies
-        run: npm install
+        run: bun install --frozen-lockfile
+
+      - name: Rebuild native modules
+        run: npm rebuild
+        env:
+          HUSKY: "0"
 
       - name: Build Windows distributables
-        run: npm run make -- --platform win32
+        run: bun run make -- --platform win32
         env:
           PUBLIC_API_URL: https://opt-api.osdci.net