diff --git a/src/content-script/index.jsx b/src/content-script/index.jsx
index d2f93da7..3190de85 100644
--- a/src/content-script/index.jsx
+++ b/src/content-script/index.jsx
@@ -274,14 +274,15 @@ async function prepareForStaticCard() {
     )
       return
 
+    let initSuccess = true
     if (siteName in siteConfig) {
       const siteAction = siteConfig[siteName].action
       if (siteAction && siteAction.init) {
-        await siteAction.init(location.hostname, userConfig, getInput, mountComponent)
+        initSuccess = await siteAction.init(location.hostname, userConfig, getInput, mountComponent)
       }
     }
 
-    mountComponent(siteConfig[siteName], userConfig)
+    if (initSuccess) mountComponent(siteConfig[siteName], userConfig)
   }
 }
 
diff --git a/src/content-script/site-adapters/baidu/index.mjs b/src/content-script/site-adapters/baidu/index.mjs
index 619fcb28..96ade831 100644
--- a/src/content-script/site-adapters/baidu/index.mjs
+++ b/src/content-script/site-adapters/baidu/index.mjs
@@ -22,5 +22,6 @@ export default {
     } catch (e) {
       /* empty */
     }
+    return true
   },
 }
diff --git a/src/content-script/site-adapters/bilibili/index.mjs b/src/content-script/site-adapters/bilibili/index.mjs
index 091a94ae..df05a976 100644
--- a/src/content-script/site-adapters/bilibili/index.mjs
+++ b/src/content-script/site-adapters/bilibili/index.mjs
@@ -15,6 +15,7 @@ export default {
     } catch (e) {
       /* empty */
     }
+    return true
   },
   inputQuery: async () => {
     try {
diff --git a/src/content-script/site-adapters/github/index.mjs b/src/content-script/site-adapters/github/index.mjs
index bf1bb7fb..d41a5695 100644
--- a/src/content-script/site-adapters/github/index.mjs
+++ b/src/content-script/site-adapters/github/index.mjs
@@ -3,7 +3,7 @@ import { config } from '../index.mjs'
 
 const getPatchUrl = async () => {
   const patchUrl = location.origin + location.pathname + '.patch'
-  const response = await fetch(patchUrl, { method: 'HEAD' })
+  const response = await fetch(patchUrl, { method: 'HEAD' }).catch(() => ({}))
   if (response.ok) return patchUrl
   return ''
 }
@@ -16,6 +16,106 @@ const getPatchData = async (patchUrl) => {
   return patchData
 }
 
+const isPull = () => {
+  return location.href.match(/\/pull\/\d+$/)
+}
+
+const isIssue = () => {
+  return location.href.match(/\/issues\/\d+$/)
+}
+
+function parseGitHubIssueData() {
+  // Function to parse a single comment
+  function parseComment(commentElement) {
+    // Parse the date
+    const dateElement = commentElement.querySelector('relative-time')
+    const date = dateElement.getAttribute('datetime')
+
+    // Parse the author
+    const authorElement =
+      commentElement.querySelector('.author') || commentElement.querySelector('.author-name')
+    const author = authorElement.textContent.trim()
+
+    // Parse the body
+    const bodyElement = commentElement.querySelector('.comment-body')
+    const body = bodyElement.textContent.trim()
+
+    return { date, author, body }
+  }
+
+  // Function to parse all messages on the page
+  function parseAllMessages() {
+    // Find all comment containers
+    const commentElements = document.querySelectorAll('.timeline-comment-group')
+    const messages = Array.from(commentElements).map(parseComment)
+
+    // The initial post is not a ".timeline-comment-group", so we need to handle it separately
+    const initialPostElement = document.querySelector('.js-comment-container')
+    const initialPost = parseComment(initialPostElement)
+
+    // Combine the initial post with the rest of the comments
+    return [initialPost, ...messages]
+  }
+
+  // Function to get the content of the comment input box
+  function getCommentInputContent() {
+    const commentInput = document.querySelector('.js-new-comment-form textarea')
+    return commentInput ? commentInput.value : ''
+  }
+
+  // Get the issue title
+  const title = document.querySelector('.js-issue-title').textContent.trim()
+
+  // Get all messages
+  const messages = parseAllMessages()
+
+  // Get the content of the new comment box
+  const commentBoxContent = getCommentInputContent()
+
+  // Return an object with both results
+  return {
+    title: title,
+    messages: messages,
+    commentBoxContent: commentBoxContent,
+  }
+}
+
+function createChatGPtSummaryPrompt(issueData, isIssue = true) {
+  // Destructure the issueData object into messages and commentBoxContent
+  const { title, messages, commentBoxContent } = issueData
+
+  // Start crafting the prompt
+  let prompt = ''
+
+  if (isIssue) {
+    prompt =
+      'Please summarize the following GitHub issue thread.\nWhat is the main issue and key points discussed in this thread?\n\n'
+  } else {
+    prompt =
+      'Please summarize the following GitHub pull request thread.\nWhat is the main issue this pull request is trying to solve?\n\n'
+  }
+
+  prompt += '---\n\n'
+
+  prompt += `Title:\n${title}\n\n`
+
+  // Add each message to the prompt
+  messages.forEach((message, index) => {
+    prompt += `Message ${index + 1} by ${message.author} on ${message.date}:\n${message.body}\n\n`
+  })
+
+  // If there's content in the comment box, add it as a draft message
+  if (commentBoxContent) {
+    prompt += '---\n\n'
+    prompt += `Draft message in comment box:\n${commentBoxContent}\n\n`
+  }
+
+  // Add a request for summary at the end of the prompt
+  // prompt += 'What is the main issue and key points discussed in this thread?'
+
+  return prompt
+}
+
 export default {
   init: async (hostname, userConfig, getInput, mountComponent) => {
     try {
@@ -23,6 +123,11 @@ export default {
       const checkUrlChange = async () => {
         if (location.href !== oldUrl) {
           oldUrl = location.href
+          if (isPull() || isIssue()) {
+            mountComponent(config.github, userConfig)
+            return
+          }
+
           const patchUrl = await getPatchUrl()
           if (patchUrl) {
             mountComponent(config.github, userConfig)
@@ -33,9 +138,16 @@ export default {
     } catch (e) {
       /* empty */
     }
+    return (await getPatchUrl()) || isPull() || isIssue()
   },
   inputQuery: async () => {
     try {
+      if (isPull() || isIssue()) {
+        const issueData = parseGitHubIssueData()
+        const summaryPrompt = createChatGPtSummaryPrompt(issueData, isIssue())
+
+        return await cropText(summaryPrompt)
+      }
       const patchUrl = await getPatchUrl()
       const patchData = await getPatchData(patchUrl)
       if (!patchData) return
diff --git a/src/content-script/site-adapters/index.mjs b/src/content-script/site-adapters/index.mjs
index 978ae753..52ef58c8 100644
--- a/src/content-script/site-adapters/index.mjs
+++ b/src/content-script/site-adapters/index.mjs
@@ -137,9 +137,9 @@ export const config = {
   },
   github: {
     inputQuery: github.inputQuery,
-    sidebarContainerQuery: ['#diff', '.commit'],
+    sidebarContainerQuery: ['#diff', '.commit', '.Layout-main'],
     appendContainerQuery: [],
-    resultsContainerQuery: ['#diff', '.commit'],
+    resultsContainerQuery: ['#diff', '.commit', '.Layout-main'],
     action: {
       init: github.init,
     },
diff --git a/src/content-script/site-adapters/youtube/index.mjs b/src/content-script/site-adapters/youtube/index.mjs
index 6d2b17d8..233a1bbf 100644
--- a/src/content-script/site-adapters/youtube/index.mjs
+++ b/src/content-script/site-adapters/youtube/index.mjs
@@ -21,6 +21,7 @@ export default {
     } catch (e) {
       /* empty */
     }
+    return true
   },
   inputQuery: async () => {
     try {