feat: auto-populate git config from system

server/utils/gitConfig.js

@@ -0,0 +1,24 @@
+import { exec } from 'child_process';
+import { promisify } from 'util';
+
+const execAsync = promisify(exec);
+
+/**
+ * Read git configuration from system's global git config
+ * @returns {Promise<{git_name: string|null, git_email: string|null}>}
+ */
+export async function getSystemGitConfig() {
+  try {
+    const [nameResult, emailResult] = await Promise.all([
+      execAsync('git config --global user.name').catch(() => ({ stdout: '' })),
+      execAsync('git config --global user.email').catch(() => ({ stdout: '' }))
+    ]);
+
+    return {
+      git_name: nameResult.stdout.trim() || null,
+      git_email: emailResult.stdout.trim() || null
+    };
+  } catch (error) {
+    return { git_name: null, git_email: null };
+  }
+}