feat: add email summary script and configuration

- Add Tencent enterprise email IMAP config to TOOLS.md
- Create email_summary.py script to fetch yesterday's emails
- Set up daily cron job at 9 AM
- Note: fj@77ircloud.com emails are marked as important

scripts/email_summary.py

@@ -0,0 +1,157 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+"""
+邮件摘要脚本 - 每天早上9点推送前一天的邮件摘要
+重点关注 fj@77ircloud.com 的邮件
+"""
+
+import imaplib
+import ssl
+import email
+from email.header import decode_header
+from datetime import datetime, timedelta
+import json
+import sys
+
+def decode_str(s):
+    if s is None:
+        return ''
+    parts = decode_header(s)
+    result = []
+    for part, charset in parts:
+        if isinstance(part, bytes):
+            charset = charset or 'utf-8'
+            try:
+                result.append(part.decode(charset, errors='replace'))
+            except:
+                result.append(part.decode('utf-8', errors='replace'))
+        else:
+            result.append(part)
+    return ''.join(result)
+
+def get_email_body(msg):
+    """获取邮件正文"""
+    body = ''
+    if msg.is_multipart():
+        for part in msg.walk():
+            content_type = part.get_content_type()
+            if content_type == 'text/plain':
+                try:
+                    charset = part.get_content_charset() or 'utf-8'
+                    body = part.get_payload(decode=True).decode(charset, errors='replace')
+                    break
+                except:
+                    pass
+            elif content_type == 'text/html':
+                try:
+                    charset = part.get_content_charset() or 'utf-8'
+                    body = part.get_payload(decode=True).decode(charset, errors='replace')
+                except:
+                    pass
+    else:
+        try:
+            charset = msg.get_content_charset() or 'utf-8'
+            body = msg.get_payload(decode=True).decode(charset, errors='replace')
+        except:
+            pass
+    return body[:500] if body else '(无正文)'
+
+def fetch_yesterday_emails():
+    """获取昨天的邮件"""
+    try:
+        context = ssl.create_default_context()
+        mail = imaplib.IMAP4_SSL('imap.exmail.qq.com', 993, ssl_context=context)
+        mail.login('lgc@77ircloud.com', 'bVPPcg6XgB7qRPw7')
+        
+        mail.select('INBOX')
+        status, messages = mail.search(None, 'ALL')
+        email_ids = messages[0].split()
+        
+        yesterday = (datetime.now() - timedelta(days=1)).date()
+        yesterday_start = yesterday.strftime('%d-%b-%Y')
+        
+        all_emails = []
+        important_emails = []
+        
+        for uid in reversed(email_ids[-50:] if len(email_ids) >= 50 else email_ids):
+            status, msg_data = mail.fetch(uid, '(RFC822.HEADER RFC822.TEXT)')
+            if not msg_data or not msg_data[0]:
+                continue
+                
+            raw_email = msg_data[0][1] if isinstance(msg_data[0], tuple) else msg_data[0]
+            if isinstance(raw_email, tuple):
+                raw_email = raw_email[1]
+                
+            try:
+                msg = email.message_from_bytes(raw_email if isinstance(raw_email, bytes) else raw_email.encode('utf-8'))
+            except:
+                continue
+            
+            subject = decode_str(msg.get('Subject', '(无主题)'))
+            sender = decode_str(msg.get('From', ''))
+            date_str = msg.get('Date', '')
+            
+            # 解析日期
+            try:
+                email_date = email.utils.parsedate_to_datetime(date_str).date()
+            except:
+                continue
+            
+            # 只取昨天的邮件
+            if email_date != yesterday:
+                continue
+            
+            email_info = {
+                'subject': subject,
+                'sender': sender,
+                'date': date_str,
+                'body': get_email_body(msg)
+            }
+            
+            all_emails.append(email_info)
+            
+            # 重点关注 fj@77ircloud.com
+            if 'fj@77ircloud.com' in sender:
+                important_emails.append(email_info)
+        
+        mail.logout()
+        
+        return all_emails, important_emails, yesterday.strftime('%Y年%m月%d日')
+        
+    except Exception as e:
+        return [], [], str(e)
+
+def format_summary():
+    """格式化邮件摘要"""
+    emails, important, date_str = fetch_yesterday_emails()
+    
+    if isinstance(important, str):
+        return f"⚠️ 获取邮件失败: {important}"
+    
+    if not emails:
+        return f"📬 {date_str} 无新邮件"
+    
+    lines = [f"📬 {date_str} 邮件摘要（共 {len(emails)} 封）\n"]
+    
+    if important:
+        lines.append(f"⭐ 重点关注（fj@77ircloud.com）：{len(important)} 封\n")
+        for i, mail in enumerate(important, 1):
+            lines.append(f"  {i}. 📧 {mail['subject']}")
+            lines.append(f"     发件人: {mail['sender']}")
+            lines.append(f"     时间: {mail['date']}")
+            if mail['body'] and mail['body'] != '(无正文)':
+                lines.append(f"     摘要: {mail['body'][:200]}...")
+            lines.append("")
+    
+    lines.append(f"\n📋 其他邮件（{len(emails) - len(important)} 封）：")
+    other = [e for e in emails if e not in important]
+    for i, mail in enumerate(other[:5], 1):
+        lines.append(f"  {i}. 📧 {mail['subject']} - {mail['sender']} ({mail['date']})")
+    
+    if len(other) > 5:
+        lines.append(f"  ... 还有 {len(other) - 5} 封邮件")
+    
+    return "\n".join(lines)
+
+if __name__ == '__main__':
+    print(format_summary())