diff --git a/bun.lock b/bun.lock
index cda05963a..a31220568 100644
--- a/bun.lock
+++ b/bun.lock
@@ -66,6 +66,7 @@
       },
       "devDependencies": {
         "@types/culori": "^4.0.1",
+        "typescript": "~5.8.3",
       },
     },
   },
diff --git a/packages/cli/package.json b/packages/cli/package.json
index 3193d2203..6a3373c4e 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -5,13 +5,17 @@
   "bin": {
     "open-pencil": "./src/index.ts"
   },
-  "devDependencies": {
-    "@types/bun": "^1.2.9"
+  "files": ["src"],
+  "publishConfig": {
+    "access": "public"
   },
   "dependencies": {
     "@open-pencil/core": "workspace:*",
     "agentfmt": "^0.1.3",
     "canvaskit-wasm": "^0.40.0",
     "citty": "^0.1.6"
+  },
+  "devDependencies": {
+    "@types/bun": "^1.2.9"
   }
 }
diff --git a/packages/core/package.json b/packages/core/package.json
index f903eae41..dda058d38 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -3,7 +3,21 @@
   "version": "0.1.0",
   "type": "module",
   "exports": {
-    ".": "./src/index.ts"
+    ".": {
+      "bun": "./src/index.ts",
+      "types": "./src/index.ts",
+      "import": "./dist/index.js"
+    }
+  },
+  "main": "./dist/index.js",
+  "types": "./src/index.ts",
+  "files": ["src", "dist"],
+  "scripts": {
+    "build": "tsc",
+    "prepublishOnly": "tsc"
+  },
+  "publishConfig": {
+    "access": "public"
   },
   "dependencies": {
     "canvaskit-wasm": "^0.40.0",
@@ -13,6 +27,7 @@
     "yoga-layout": "^3.2.1"
   },
   "devDependencies": {
-    "@types/culori": "^4.0.1"
+    "@types/culori": "^4.0.1",
+    "typescript": "~5.8.3"
   }
 }
diff --git a/packages/core/tsconfig.json b/packages/core/tsconfig.json
index 4d835f41b..0a4fbe1a0 100644
--- a/packages/core/tsconfig.json
+++ b/packages/core/tsconfig.json
@@ -5,8 +5,9 @@
     "moduleResolution": "bundler",
     "strict": true,
     "skipLibCheck": true,
-
     "declaration": true,
+    "declarationMap": true,
+    "sourceMap": true,
     "outDir": "dist",
     "rootDir": "src"
   },