Skip global install if codegraph command already exists

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@colbymchenry/codegraph",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "Supercharge Claude Code with semantic code intelligence. 30% fewer tokens, 25% fewer tool calls, 100% local.",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",

src/installer/index.ts

@@ -26,7 +26,16 @@ export async function runInstaller(): Promise<void> {
   showBanner();
 
   try {
-    // Step 1: Install codegraph globally
+    // Step 1: Check if codegraph is available (skip install if already there)
+    let codegraphAvailable = false;
+    try {
+      execSync('which codegraph', { stdio: 'pipe' });
+      codegraphAvailable = true;
+    } catch {
+      // Not installed globally yet
+    }
+
+    if (!codegraphAvailable) {
       console.log(chalk.dim('  Installing codegraph globally...'));
       try {
         execSync('npm install -g @colbymchenry/codegraph', { stdio: 'pipe' });
@@ -36,6 +45,7 @@ export async function runInstaller(): Promise<void> {
         info('Could not install globally (try with sudo if needed)');
       }
       console.log();
+    }
 
     // Step 2: Ask for installation location
     const location = await promptInstallLocation();