Add GitHub Issue closes #351 (#445)

README.md

@@ -133,6 +133,8 @@ RSSHub 是一个轻量、易于扩展的 RSS 生成器，可以给任何奇奇
     -   分类
 -   GitHub
     -   用户仓库
+    -   Trending
+    -   Issue
 -   Konachan.com Anime Wallpapers
     -   posts
     -   Popular Recent Posts

docs/README.md

@@ -1165,6 +1165,15 @@ since，时间跨度，可在 [Trending 页](https://github.com/trending/javascr
 
 language，语言，可在 [Trending 页](https://github.com/trending/javascript?since=monthly) URL 中找到
 
+### Issue
+
+举例: [https://rsshub.app/github/issue/DIYgod/RSSHub](https://rsshub.app/github/issue/DIYgod/RSSHub)
+
+路由: `/github/issue/:user/:repo`
+
+参数: user，用户名
+参数: repo，仓库名
+
 ## 纽约时报
 
 ::: tip 提示

router.js

@@ -263,6 +263,7 @@ if (config.github && config.github.access_token) {
     logger.warn('GitHub Repos RSS is disabled for lacking config.');
 }
 router.get('/github/trending/:since/:language?', require('./routes/github/trending'));
+router.get('/github/issue/:user/:repo', require('./routes/github/issue'));
 
 // konachan
 router.get('/konachan/post', require('./routes/konachan/post'));

routes/github/issue.js

@@ -0,0 +1,35 @@
+const axios = require('../../utils/axios');
+const config = require('../../config');
+
+module.exports = async (ctx) => {
+    const user = ctx.params.user;
+    const repo = ctx.params.repo;
+
+    const host = `https://github.com/repos/${user}/${repo}/issues`;
+    const url = `https://api.github.com/repos/${user}/${repo}/issues`;
+
+    const response = await axios({
+        method: 'get',
+        url,
+        headers: {
+            'User-Agent': config.ua,
+        },
+        params: {
+            sort: 'created',
+            access_token: config.github.access_token,
+        },
+    });
+    const data = response.data;
+    ctx.state.data = {
+        title: `${user}/${repo} Issues`,
+        link: host,
+        item:
+            data &&
+            data.map((item) => ({
+                title: item.title,
+                description: item.body || 'No description',
+                pubDate: new Date(item.created_at),
+                link: `${host}/${item.number}`,
+            })),
+    };
+};