diff --git a/.github/workflows/zhuyuan-brain-sync.yml b/.github/workflows/zhuyuan-brain-sync.yml
new file mode 100644
index 00000000..e5c1549e
--- /dev/null
+++ b/.github/workflows/zhuyuan-brain-sync.yml
@@ -0,0 +1,41 @@
+name: 铸渊 · Brain Sync
+
+on:
+  workflow_run:
+    workflows: ["HLI Contract Check"]
+    types: [completed]
+  push:
+    branches: [main]
+    paths:
+      - '.github/broadcasts/**'
+
+jobs:
+  update-memory:
+    name: 🧠 更新铸渊记忆
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: main
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+
+      - name: Update brain
+        run: node scripts/update-brain.js
+
+      - name: Process broadcasts
+        run: node scripts/process-broadcasts.js
+
+      - name: Commit brain update
+        run: |
+          git config user.name "铸渊 (ZhùYuān)"
+          git config user.email "zhuyuan@guanghulab.com"
+          git add .github/persona-brain/
+          git diff --cached --quiet || git commit -m "🧠 铸渊记忆更新 · $(date +%Y-%m-%d)"
+          git push
diff --git a/scripts/process-broadcasts.js b/scripts/process-broadcasts.js
index 0cb4ec3a..e5dfd2d5 100644
--- a/scripts/process-broadcasts.js
+++ b/scripts/process-broadcasts.js
@@ -1,128 +1,68 @@
-// scripts/process-broadcasts.js
-// 铸渊大脑同步脚本
-// 用途：读取 .github/broadcasts/ 下的广播 JSON，更新 routing-map.json 和 memory.json
-
 const fs = require('fs');
 const path = require('path');
 
-const BROADCASTS_DIR = path.join(__dirname, '../.github/broadcasts');
-const ROUTING_MAP_PATH = path.join(__dirname, '../.github/brain/routing-map.json');
-const MEMORY_PATH = path.join(__dirname, '../.github/brain/memory.json');
-const COPILOT_INSTRUCTIONS_PATH = path.join(__dirname, '../.github/copilot-instructions.md');
+const BROADCAST_DIR = '.github/broadcasts';
+const BRAIN = '.github/persona-brain';
+const MEMORY = path.join(BRAIN, 'memory.json');
+const GROWTH = path.join(BRAIN, 'growth-journal.md');
 
-// 加载当前大脑状态
-const routingMap = JSON.parse(fs.readFileSync(ROUTING_MAP_PATH, 'utf8'));
-const memory = JSON.parse(fs.readFileSync(MEMORY_PATH, 'utf8'));
-
-const processedDir = path.join(BROADCASTS_DIR, 'processed');
-if (!fs.existsSync(processedDir)) {
-  fs.mkdirSync(processedDir, { recursive: true });
-}
-
-// 读取所有待处理广播（排除 processed 子目录和示例文件）
-const broadcasts = fs.readdirSync(BROADCASTS_DIR)
-  .filter(f => f.endsWith('.json') && f !== 'example-broadcast.json')
-  .map(f => ({ file: f, fullPath: path.join(BROADCASTS_DIR, f) }));
-
-if (broadcasts.length === 0) {
-  console.log('📭 没有待处理的广播。');
+if (!fs.existsSync(BROADCAST_DIR)) {
+  console.log('📭 无广播目录');
   process.exit(0);
 }
 
-console.log(`📡 发现 ${broadcasts.length} 个待处理广播...\n`);
+const files = fs.readdirSync(BROADCAST_DIR).filter(f => f.endsWith('.json') || f.endsWith('.md'));
+if (files.length === 0) {
+  console.log('📭 无新广播');
+  process.exit(0);
+}
 
-const failedDir = path.join(BROADCASTS_DIR, 'failed');
+let memory = JSON.parse(fs.readFileSync(MEMORY, 'utf8'));
 
-broadcasts.forEach(({ file, fullPath }) => {
-  let broadcast;
-  try {
-    broadcast = JSON.parse(fs.readFileSync(fullPath, 'utf8'));
-  } catch (e) {
-    console.error(`❌ [PARSE ERROR] ${file}: ${e.message}`);
-    // 归档失败广播并记录到 memory
-    if (!fs.existsSync(failedDir)) fs.mkdirSync(failedDir, { recursive: true });
-    fs.renameSync(fullPath, path.join(failedDir, file));
-    memory.events.push({
-      timestamp: new Date().toISOString(),
-      broadcast_file: file,
-      type: 'broadcast_parse_error',
-      error: e.message,
-    });
-    return;
-  }
+files.forEach(file => {
+  const content = fs.readFileSync(path.join(BROADCAST_DIR, file), 'utf8');
+  console.log('📡 接收广播: ' + file);
 
-  console.log(`📬 处理广播: ${broadcast.title || file}`);
-  console.log(`   来源: ${broadcast.from || '未知'} · 日期: ${broadcast.date || '未知'}`);
-
-  const event = {
-    timestamp: new Date().toISOString(),
-    broadcast_file: file,
-    title: broadcast.title || file,
-    from: broadcast.from || '未知',
-    update_target: broadcast.update_target,
-  };
-
-  // 根据 update_target 分发处理
-  if (broadcast.update_target === 'routing-map' && broadcast.data) {
-    Object.entries(broadcast.data).forEach(([domain, domainData]) => {
-      routingMap.domains[domain] = domainData;
-      console.log(`   ✅ 已更新域: ${domain}`);
-      event.added_domain = domain;
-    });
-    routingMap.version = broadcast.rules_version || routingMap.version;
-    routingMap.last_updated = broadcast.date || new Date().toISOString().split('T')[0];
-    routingMap.updated_by = broadcast.from || 'broadcast';
-
-  } else if (broadcast.update_target === 'copilot-instructions' && broadcast.content) {
-    // 追加到 copilot-instructions.md（防止重复写入）
-    const existing = fs.readFileSync(COPILOT_INSTRUCTIONS_PATH, 'utf8');
-    const marker = `<!-- 广播更新 ${broadcast.date}: ${broadcast.title} -->`;
-    if (existing.includes(marker)) {
-      console.log('   ⏭️  copilot-instructions.md 已包含此广播，跳过');
-    } else {
-      fs.writeFileSync(COPILOT_INSTRUCTIONS_PATH, existing + `\n\n${marker}\n${broadcast.content}`, 'utf8');
-      console.log('   ✅ 已更新 copilot-instructions.md');
+  // 如果是 JSON 广播（规则变动）
+  if (file.endsWith('.json')) {
+    try {
+      const broadcast = JSON.parse(content);
+      
+      if (broadcast.update_target === 'routing-map') {
+        fs.writeFileSync(path.join(BRAIN, 'routing-map.json'), JSON.stringify(broadcast.data, null, 2));
+        console.log('  ✅ routing-map.json 已按广播更新');
+      }
+      
+      if (broadcast.update_target === 'copilot-instructions') {
+        fs.writeFileSync('.github/copilot-instructions.md', broadcast.data);
+        console.log('  ✅ copilot-instructions.md 已按广播更新');
+      }
+      
+      memory.recent_events.unshift({
+        date: new Date().toISOString().split('T')[0],
+        type: 'broadcast_received',
+        description: '接收广播: ' + (broadcast.title || file),
+        by: broadcast.from || '妈妈'
+      });
+      memory.last_broadcast_received = new Date().toISOString();
+      if (broadcast.rules_version) memory.active_rules_version = broadcast.rules_version;
+    } catch (e) {
+      console.error('❌ 广播解析失败: ' + file + ' -> ' + e.message);
     }
-
-  } else if (broadcast.update_target === 'growth-log' && broadcast.content) {
-    // 追加到成长日记
-    const growthLogPath = path.join(__dirname, '../.github/brain/growth-log.md');
-    const entry = `\n\n## ${broadcast.date} · ${broadcast.title}\n\n${broadcast.content}\n`;
-    fs.appendFileSync(growthLogPath, entry, 'utf8');
-    console.log('   ✅ 已追加成长日记');
-
-  } else {
-    console.log(`   ⚠️  未知的 update_target: ${broadcast.update_target}，已跳过`);
-    event.skipped = true;
   }
 
-  memory.events.push(event);
-  memory.stats.broadcasts_processed += 1;
+  // 如果是 MD 广播（认知/成长更新）
+  if (file.endsWith('.md')) {
+    const growth = fs.readFileSync(GROWTH, 'utf8');
+    fs.writeFileSync(GROWTH, growth + '\n\n## 广播接收 · ' + new Date().toISOString().split('T')[0] + '\n' + content);
+    console.log('  ✅ 广播内容已追加到成长日记');
+  }
 
-  // 归档广播文件
-  fs.renameSync(fullPath, path.join(processedDir, file));
-  console.log(`   📦 广播已归档到 broadcasts/processed/${file}\n`);
+  // 处理完移到 archive
+  const archiveDir = path.join(BROADCAST_DIR, 'archive');
+  if (!fs.existsSync(archiveDir)) fs.mkdirSync(archiveDir, { recursive: true });
+  fs.renameSync(path.join(BROADCAST_DIR, file), path.join(archiveDir, file));
 });
 
-// 重新计算覆盖率
-let implemented = 0;
-let total = 0;
-Object.values(routingMap.domains).forEach(domain => {
-  domain.interfaces.forEach(iface => {
-    total++;
-    if (iface.status === 'implemented') implemented++;
-  });
-});
-memory.stats.coverage = {
-  implemented,
-  total,
-  percent: total > 0 ? `${((implemented / total) * 100).toFixed(1)}%` : '0%',
-};
-
-memory.last_updated = new Date().toISOString();
-
-// 写回文件
-fs.writeFileSync(ROUTING_MAP_PATH, JSON.stringify(routingMap, null, 2) + '\n', 'utf8');
-fs.writeFileSync(MEMORY_PATH, JSON.stringify(memory, null, 2) + '\n', 'utf8');
-
-console.log(`✅ 铸渊大脑同步完成。覆盖率: ${implemented}/${total} (${memory.stats.coverage.percent})`);
+fs.writeFileSync(MEMORY, JSON.stringify(memory, null, 2));
+console.log('✅ 广播处理完成，共 ' + files.length + ' 条');