feat: add build info generation script

Add script to capture deployment metadata (git commit, branch, timestamp, version) at build time and integrate it into the build process.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

.gitignore

@@ -10,6 +10,9 @@ dist/
 # Generated CSS (Panda CSS / styled-system)
 **/styled-system/
 
+# Generated build info
+**/generated/build-info.json
+
 # Environment
 .env*
 

apps/web/package.json

@@ -4,7 +4,7 @@
   "private": true,
   "scripts": {
     "dev": "concurrently \"next dev\" \"npx @pandacss/dev --watch\"",
-    "build": "next build",
+    "build": "node scripts/generate-build-info.js && next build",
     "start": "next start",
     "lint": "next lint",
     "test": "vitest",

apps/web/scripts/generate-build-info.js

@@ -0,0 +1,58 @@
+#!/usr/bin/env node
+
+/**
+ * Generate build information for deployment tracking
+ * This script captures git commit, branch, timestamp, and other metadata
+ */
+
+const { execSync } = require('child_process');
+const fs = require('fs');
+const path = require('path');
+
+function exec(command) {
+  try {
+    return execSync(command, { encoding: 'utf-8' }).trim();
+  } catch (error) {
+    return null;
+  }
+}
+
+function getBuildInfo() {
+  const gitCommit = exec('git rev-parse HEAD');
+  const gitCommitShort = exec('git rev-parse --short HEAD');
+  const gitBranch = exec('git rev-parse --abbrev-ref HEAD');
+  const gitTag = exec('git describe --tags --exact-match 2>/dev/null');
+  const gitDirty = exec('git diff --quiet || echo "dirty"') === 'dirty';
+
+  const packageJson = require('../package.json');
+
+  return {
+    version: packageJson.version,
+    buildTime: new Date().toISOString(),
+    buildTimestamp: Date.now(),
+    git: {
+      commit: gitCommit,
+      commitShort: gitCommitShort,
+      branch: gitBranch,
+      tag: gitTag,
+      isDirty: gitDirty,
+    },
+    environment: process.env.NODE_ENV || 'development',
+    buildNumber: process.env.BUILD_NUMBER || null,
+    nodeVersion: process.version,
+  };
+}
+
+const buildInfo = getBuildInfo();
+const outputPath = path.join(__dirname, '..', 'src', 'generated', 'build-info.json');
+
+// Ensure directory exists
+const dir = path.dirname(outputPath);
+if (!fs.existsSync(dir)) {
+  fs.mkdirSync(dir, { recursive: true });
+}
+
+fs.writeFileSync(outputPath, JSON.stringify(buildInfo, null, 2));
+
+console.log('✅ Build info generated:', outputPath);
+console.log(JSON.stringify(buildInfo, null, 2));