diff --git a/.swcrc b/.swcrc
index a1f4516..f0fe391 100644
--- a/.swcrc
+++ b/.swcrc
@@ -1,4 +1,5 @@
 {
+  "sourceMaps": true,
   "jsc": {
     "parser": {
       "syntax": "typescript",
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 64d3f12..54dde60 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -21,7 +21,7 @@ All work on **Leon** happens directly on [GitHub](https://github.com/leon-ai). B
 
 ```sh
 # Download the source code
-git clone https://github.com/leon-ai/leon-cli.git
+git clone git@github.com:leon-ai/leon-cli.git
 
 # Install npm dependencies
 npm install
diff --git a/package.json b/package.json
index 8a84821..7b61faf 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,8 @@
   },
   "files": [
     "build",
-    "!**/*.test.js"
+    "!**/*.test.js",
+    "!**/*.map"
   ],
   "main": "build/index.js",
   "bin": {
@@ -47,6 +48,7 @@
     "build": "rimraf ./build && swc ./src --out-dir ./build",
     "build:dev": "swc ./src --out-dir ./build --watch",
     "build:typescript": "tsc",
+    "start": "node --enable-source-maps build/index.js",
     "lint:commit": "commitlint",
     "lint:editorconfig": "editorconfig-checker",
     "lint:markdown": "markdownlint-cli2",