feat(backend): generate typescript sdk (#520)

Fixes RVTEE-654

Author: NathanFlurry

packages/backend/dynamic/sdk/typescript/package.json

@@ -0,0 +1,37 @@
+{
+  "name": "rivet-sdk",
+  "version": "1.0.0",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/rivet-gg/rivet.git"
+  },
+  "scripts": {
+    "build": "tsup",
+    "prepare": "npm run build"
+  },
+
+  "devDependencies": {
+    "typescript": "^4.0 || ^5.0",
+    "tsup": "^8.3.0"
+  },
+
+  "tsup": {
+    "entry": ["src/index.ts"],
+    "format": ["esm", "cjs", "iife"],
+    "sourcemap": true,
+    "dts": true
+  },
+
+  "files": ["dist"],
+  "main": "./dist/index.js",
+  "module": "./dist/index.mjs",
+  "types": "./dist/index.d.ts",
+  "browser": "./dist/index.global.js",
+  "exports": {
+    ".": {
+      "types": "./dist/index.d.ts",
+      "import": "./dist/index.mjs",
+      "require": "./dist/index.js"
+    }
+  }
+}