[fix] #6 upload (#25)

* [Task] #6 provide fallback index.html

* [Task] #6 production ready code (m)

move httpdocs folder to dist
have compile without sourcemaps for faster speed

* [Task] #6 create github action for upload when main is updated (#21)

* [change] #6 new ftp upload action

* [Fix] #6 replace host with server in ftp action

.github/workflows/ftp.yml

@@ -19,7 +19,7 @@ jobs:
     - name: Upload ftp
       uses: airvzxf/ftp-deployment-action@latest
       with:
-        host: ${{ secrets.FTP_SERVER }}
+        server: ${{ secrets.FTP_SERVER }}
         user: ${{ secrets.FTP_USERNAME }}
         password: ${{ secrets.FTP_PASSWORD }}
         local_dir: "dist"