chore(): start moving some packages to the core directory (#7215)

packages/cli/create-medusa-app/tsconfig.json

@@ -0,0 +1,18 @@
+{
+  "compilerOptions": {
+    "target": "ESNext",
+    "module": "Node16", 
+    "moduleResolution": "node16",
+    "outDir": "./dist", 
+    "esModuleInterop": true,
+    "strict": true,
+    "skipLibCheck": true,
+    "resolveJsonModule": true,
+  },
+  "include": ["src"],
+  "ts-node": {
+    "esm": true,
+    "experimentalSpecifierResolution": "node",
+    "transpileOnly": true
+  }
+}