feat: 小红书笔记搜索，评论获取done

docs: update docs

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Update README.md

media_platform/douyin/core.py

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+import sys
+import asyncio
+from typing import Optional, List, Dict
+
+from playwright.async_api import async_playwright
+from playwright.async_api import Page
+from playwright.async_api import Cookie
+from playwright.async_api import BrowserContext
+
+import utils
+from .client import DOUYINClient
+from base_crawler import Crawler
+
+
+class DouYinCrawler(Crawler):
+    def __init__(self):
+        self.keywords: Optional[str] = None
+        self.scan_qrcode_time: Optional[int] = None
+        self.cookies: Optional[List[Cookie]] = None
+        self.browser_context: Optional[BrowserContext] = None
+        self.context_page: Optional[Page] = None
+        self.proxy: Optional[Dict] = None
+        self.user_agent = utils.get_user_agent()
+        self.dy_client: Optional[DOUYINClient] = None
+
+    def init_config(self, **kwargs):
+        self.keywords = kwargs.get("keywords")
+        self.scan_qrcode_time = kwargs.get("scan_qrcode_time")
+
+    async def start(self):
+        async with async_playwright() as playwright:
+            chromium = playwright.chromium
+            browser = await chromium.launch(headless=False)
+            self.browser_context = await browser.new_context(
+                viewport={"width": 1920, "height": 1080},
+                user_agent=self.user_agent,
+                proxy=self.proxy
+            )
+            # execute JS to bypass anti automation/crawler detection
+            await self.browser_context.add_init_script(path="libs/stealth.min.js")
+            self.context_page = await self.browser_context.new_page()
+            await self.context_page.goto("https://www.douyin.com")
+
+            # scan qrcode login
+            await self.login()
+            await self.update_cookies()
+
+            # block main crawler coroutine
+            await asyncio.Event().wait()
+
+    async def update_cookies(self):
+        self.cookies = await self.browser_context.cookies()
+
+    async def login(self):
+        pass
+
+    def search_posts(self):
+        pass
+
+    def get_comments(self, item_id: str):
+        pass