adding docs building and deploy in CI

.github/workflows/Build.yml

@@ -17,3 +17,18 @@ jobs:
 
     - name: Building
       run: zig build
+
+    - name: Generating docs
+      run: zig build docs
+
+    - name: Setup Pages
+      uses: actions/configure-pages@v5
+
+    - name: Upload artifact
+      uses: actions/upload-pages-artifact@v3
+      with:
+        path: 'zig-out/docs'
+
+    - name: Deploy to GitHub Pages
+      id: deployment
+      uses: actions/deploy-pages@v4