chore: update ci and add demo page

Author: ksw2000

.github/workflows/gitpage.yml

@@ -2,7 +2,7 @@ name: CI
 
 on:
   push:
-    branches: [ main ]
+    branches: [ main, v2 ]
   pull_request:
     branches: [ main ]
 
@@ -18,17 +18,33 @@ jobs:
       - name: build and test
         run: |
           npm ci
-          tsc
+          npm run build
+
+      - name: generate example page by hmd2html cli
           node dist/cli.js -i ./example/index.md
           node dist/cli.js -i ./example/index.md -k -o ./output/index.dark.html
-      - name: commit and push
+      
+      - name: generate example page by web js
+        run: |
+          mkdir output/js
+          cp ./dist/web/hmd2html.min.js ./output/js
+          cp ./example/index.md ./output/index.md
+          cp ./example/index.html ./output/webjs.html
+
+      - name: Check for changes
+        id: check_changes
         run: |
           cd output
           git init
           git config user.name  "CI"
           git config user.email "nodejs-ci@github.com"
-          git remote add secure-origin https://${{ secrets.NPM_CI }}@github.com/liao2000/${{ github.event.repository.name }}
+          git remote add secure-origin https://${{ secrets.NPM_CI }}@github.com/ksw2000/${{ github.event.repository.name }}
           git checkout -b gh-pages
+          git diff --exit-code || echo "Changes detected"
+
+      - name: commit and push
+        if: steps.check_changes.outputs.exit-code != 0
+        run:
           git add .
           git commit -m "Generated by CI"
           git push --force secure-origin gh-pages