feat: add sync-server for agent runner git-pull trigger

sync-server.js

@@ -0,0 +1,72 @@
+#!/usr/bin/env node
+/**
+ * sync-server.js — runs inside the Theia container on port 3001
+ * Called by vibn-agent-runner after an agent session auto-commits to Gitea.
+ * Triggers git pull (or clone) so "Open in Theia" immediately shows new files.
+ *
+ * POST /sync  { repo: "mark/sportsy" }
+ * GET  /health
+ */
+const http = require('http');
+const { execSync } = require('child_process');
+
+const WORKSPACE = '/home/project';
+const GITEA_BASE = process.env.GITEA_API_URL || 'https://git.vibnai.com';
+const GITEA_TOKEN = process.env.GITEA_TOKEN || process.env.GITEA_API_TOKEN || '';
+const PORT = 3001;
+
+const server = http.createServer((req, res) => {
+  res.setHeader('Content-Type', 'application/json');
+
+  if (req.url === '/health' && req.method === 'GET') {
+    res.writeHead(200).end(JSON.stringify({ ok: true, workspace: WORKSPACE }));
+    return;
+  }
+
+  if (req.url === '/sync' && req.method === 'POST') {
+    let body = '';
+    req.on('data', d => { body += d; });
+    req.on('end', () => {
+      try {
+        const { repo } = JSON.parse(body || '{}');
+        if (!repo || !/^[\w.-]+\/[\w.-]+$/.test(repo)) {
+          res.writeHead(400).end(JSON.stringify({ error: 'invalid repo' }));
+          return;
+        }
+
+        const repoName = repo.split('/').pop();
+        const cloneDir = `${WORKSPACE}/${repoName}`;
+        const authedUrl = GITEA_BASE.replace('https://', `https://vibn:${GITEA_TOKEN}@`) + `/${repo}.git`;
+
+        let action;
+        try {
+          if (require('fs').existsSync(`${cloneDir}/.git`)) {
+            execSync(`git -C "${cloneDir}" fetch --depth=50 origin main 2>&1`, { timeout: 30000 });
+            execSync(`git -C "${cloneDir}" reset --hard origin/main 2>&1`, { timeout: 10000 });
+            action = 'pulled';
+          } else {
+            execSync(`git clone --depth=50 "${authedUrl}" "${cloneDir}" 2>&1`, { timeout: 60000 });
+            action = 'cloned';
+          }
+        } catch (gitErr) {
+          console.error('[sync-server] git error:', gitErr.message);
+          res.writeHead(500).end(JSON.stringify({ ok: false, error: gitErr.message }));
+          return;
+        }
+
+        console.log(`[sync-server] ${action} ${repo} -> ${cloneDir}`);
+        res.writeHead(200).end(JSON.stringify({ ok: true, action, repo, path: cloneDir }));
+      } catch (err) {
+        console.error('[sync-server] error:', err.message);
+        res.writeHead(500).end(JSON.stringify({ ok: false, error: err.message }));
+      }
+    });
+    return;
+  }
+
+  res.writeHead(404).end(JSON.stringify({ error: 'not found' }));
+});
+
+server.listen(PORT, '0.0.0.0', () => {
+  console.log(`[sync-server] Listening on :${PORT} - workspace: ${WORKSPACE}`);
+});