add feishu bridge (#41)

* add feishu bridge

* Update .gitignore

* use mirror source for deploying

* Update DEPLOY.md

Author: bigbrother666sh

.gitignore

@@ -6,4 +6,10 @@ docs/
 # Binary
 /codes
 /codes.exe
-.serena/
+.serena/
+
+# Bridge
+bridge/node_modules/
+bridge/.env
+
+.DS_Store