feat: add syj variant automated deploy script

One-shot release pipeline for syj-shop variant: admin build -> rsync to
8.140.50.89 -> remote .env switch + cache clear + Swoole reload ->
healthcheck with auto-rollback on failure. Includes operations manual
under docs/project-syj/.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

pro_v3.5.1/deploy/rsync-exclude.txt

@@ -0,0 +1,26 @@
+.git/
+.idea/
+.vscode/
+.DS_Store
+runtime/
+backup/
+tests/
+node_modules/
+public/uploads/
+.env
+.env-fsgx
+.env-huangjinfen
+view/uniapp/
+view/uniapp_v2/
+view/admin/node_modules/
+view/admin/src/
+view/admin/public/
+view/admin/.env*
+view/admin/package*.json
+view/admin/babel.config.js
+view/admin/vue.config.js
+view/admin/jest.config.js
+view/admin/alias.config.js
+view/admin/tests/
+view/admin/dist/.DS_Store
+deploy/.last-release