feat: improve webhook integration (customized body and headers)

apps/start/package.json

@@ -84,9 +84,16 @@
     "@types/d3": "^7.4.3",
     "ai": "^4.2.10",
     "bind-event-listener": "^3.0.0",
+    "@codemirror/commands": "^6.7.0",
+    "@codemirror/lang-javascript": "^6.2.0",
+    "@codemirror/lang-json": "^6.0.1",
+    "@codemirror/state": "^6.4.0",
+    "@codemirror/theme-one-dark": "^6.1.3",
+    "@codemirror/view": "^6.35.0",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
     "cmdk": "^0.2.1",
+    "codemirror": "^6.0.1",
     "d3": "^7.8.5",
     "date-fns": "^3.3.1",
     "debounce": "^2.2.0",