refactor: update .gitignore for deploy secrets and add redeploy scripts

.gitignore

@@ -21,8 +21,8 @@ npm-debug.log*
 .env.*
 !.env.example
 
-# Deploy secrets (server password / host) — keep the .example tracked
-deploy.config
+# Local deploy trigger password (never commit)
+deploy.secret
 
 # Build output
 dist/