fix: hot reload functions in dev (#842)

# What

Automatically reload functions when the code changes when running the
MCP Inspector playground locally

Author: adaam2

.changeset/clear-owls-attack.md

@@ -0,0 +1,5 @@
+---
+"@gram-ai/create-function": minor
+---
+
+Enables hot reloading in dev for function templates

ts-framework/create-function/gram-template-gram/CONTRIBUTING.md

@@ -13,6 +13,7 @@
 
 ## `package.json` scripts
 
+- `dev` - Runs the MCP Inspector playground with hot reloading enabled.
 - `build` - Bundles the Gram Functions code into a zip file for deployment and places it in the `dist/` directory.
 - `lint` - Runs the TypeScript compiler in `noEmit` mode to check for type errors.
 

ts-framework/create-function/gram-template-gram/package.json

@@ -19,7 +19,7 @@
     "node": ">=22.18.0"
   },
   "scripts": {
-    "dev": "mcp-inspector node ./src/server.ts",
+    "dev": "mcp-inspector nodemon -q --watch src --exec node ./src/server.ts",
     "lint": "tsc --noEmit",
     "_:build": "gf build",
     "push": "gf push",
@@ -33,7 +33,8 @@
   },
   "devDependencies": {
     "@modelcontextprotocol/inspector": "^0.17.1",
+    "nodemon": "^3.1.9",
     "@types/node": "22.x",
     "typescript": "^5"
   }
-}
+}

ts-framework/create-function/gram-template-mcp/package.json

@@ -19,7 +19,7 @@
     "node": ">=22.18.0"
   },
   "scripts": {
-    "dev": "mcp-inspector node ./src/server.ts",
+    "dev": "mcp-inspector nodemon -q --watch src --exec node ./src/server.ts",
     "_:build": "gf build",
     "push": "gf push",
     "prebuild": "tsc -p tsconfig.json",
@@ -32,7 +32,8 @@
   },
   "devDependencies": {
     "@modelcontextprotocol/inspector": "^0.17.1",
+    "nodemon": "^3.1.9",
     "@types/node": "22.x",
     "typescript": "^5"
   }
-}
+}