Revert "site/change comment service"

This reverts commit ae5e71cdd3.

_headers

@@ -3,4 +3,4 @@
   X-Content-Type-Options: nosniff
   Referrer-Policy: no-referrer
   Permissions-Policy: document-domain=()
-  Content-Security-Policy: script-src 'self' https://dodder.southfox.gay 'unsafe-inline'; frame-ancestors https://mantyke.icu;
+  Content-Security-Policy: script-src 'self' https://giscus.app; frame-ancestors https://mantyke.icu;

giscus.json

@@ -0,0 +1,3 @@
+{
+    "defaultCommentOrder": "newest"
+  }

themes/freemind/layout/_partial/post/comment_footer.ejs

@@ -1,18 +1,22 @@
 <% if (item.no_comment){ %>
 			<!-- no comment -->
 <% } else { %>
+  <blockquote>如不想授权 Giscus 应用，也可以点击下方<strong>左上角数字</strong>直接跳转到 Github Discussions 进行评论。</blockquote>
   <% if (theme.enable_comment) { %>
-    <h4>评论</h4>
-    <div class="comment">
-      <div id="cusdis_thread"
-        data-host="https://dodder.southfox.gay"
-        data-app-id="7dbf44de-3b64-4d05-8e4d-181970039666"
-        data-page-id="<%= page.path %>"
-        data-page-url="<%= page.permalink %>"
-        data-page-title="<%= page.title %>"
-      ></div>
-      <script async defer src="https://dodder.southfox.gay/js/cusdis.es.js"></script>
-        <noscript>Enable JavaScript to view the comments.</a></noscript>
-    </div>
+    <script src="https://giscus.app/client.js"
+    data-repo="SouthFox-D/SouthFox-D.github.io"
+    data-repo-id="MDEwOlJlcG9zaXRvcnkyMjg3NDM0MjQ="
+    data-category="博客评论"
+    data-category-id="DIC_kwDODaJZAM4CA7bf"
+    data-mapping="og:title"
+    data-reactions-enabled="0"
+    data-emit-metadata="0"
+    data-input-position="top"
+    data-theme="dark_dimmed"
+    data-lang="zh-CN"
+    crossorigin="anonymous"
+    async>
+  </script>
+  <noscript>Enable JavaScript to view the comments.</a></noscript>
   <% } %>
 <% } %>

themes/freemind/source/css/style.css

@@ -1391,8 +1391,3 @@ code {
   -webkit-animation: wrench 3.75s ease infinite;
   animation: wrench 3.75s ease infinite;
 }
-#cusdis_thread {
-  background: #c6c6c6;
-  box-shadow: 0 0 0 5px, 11px 13px 0 4px black;
-  border: 2px solid #000000;
-}

utils.py

@@ -159,7 +159,7 @@ if __name__ == '__main__':
             filelist = []
             postlist = []
             fontChar()
-            # addDiscussion()
+            addDiscussion()
         elif opt in ('-b', '--backupimg'):
             filelist = []