Try install tailwind in GH Action

Author: mythz

.github/workflows/build-container.yml

@@ -45,22 +45,28 @@ jobs:
         id: check_client
         run: |
           if [ -d "MyApp.Client" ] && [ -f "MyApp.Client/package.json" ]; then
-            echo "client_exists=true" >> $GITHUB_OUTPUT
-          else
-            echo "client_exists=false" >> $GITHUB_OUTPUT
+            echo "requires_npm=true" >> $GITHUB_OUTPUT
+          elif [ -f "MyApp/package.json" ] && grep -q "tailwindcss -i" "MyApp/package.json"; then
+            echo "requires_tailwind=true" >> $GITHUB_OUTPUT
           fi
 
       - name: Setup Node.js
-        if: steps.check_client.outputs.client_exists == 'true'
+        if: steps.check_client.outputs.requires_npm == 'true'
         uses: actions/setup-node@v3
         with:
           node-version: 22
 
       - name: Install npm dependencies
-        if: steps.check_client.outputs.client_exists == 'true'
+        if: steps.check_client.outputs.requires_npm == 'true'
         working-directory: ./MyApp.Client
         run: npm install
 
+      - name: Install tailwindcss
+        if: steps.check_client.outputs.requires_tailwind == 'true'
+        run: |
+          curl 'https://github.com/tailwindlabs/tailwindcss/releases/latest/download/tailwindcss-linux-x64' -o "MyApp/tailwindcss"
+          chmod +x "MyApp/tailwindcss"
+
       - name: Install x tool
         run: dotnet tool install -g x