feat: add image-engine and ai stub packages

packages/image-engine/package.json

@@ -0,0 +1,18 @@
+{
+  "name": "@stirling-image/image-engine",
+  "version": "0.0.1",
+  "private": true,
+  "type": "module",
+  "main": "./src/index.ts",
+  "types": "./src/index.ts",
+  "scripts": {
+    "typecheck": "tsc --noEmit",
+    "clean": "rm -rf dist"
+  },
+  "dependencies": {
+    "@stirling-image/shared": "workspace:*"
+  },
+  "devDependencies": {
+    "typescript": "^5.7.0"
+  }
+}

packages/image-engine/src/index.ts

@@ -0,0 +1 @@
+export const IMAGE_ENGINE_VERSION = "0.0.1";

packages/image-engine/tsconfig.json

@@ -0,0 +1,5 @@
+{
+  "extends": "../../tsconfig.base.json",
+  "compilerOptions": { "outDir": "./dist", "rootDir": "./src" },
+  "include": ["src/**/*"]
+}