feat: use giscus for commets

Author: PSDat123

_config.yml

@@ -86,7 +86,7 @@ social_preview_image: # string, local or CORS resources
 toc: true
 
 comments:
-  active: disqus # The global switch for posts comments, e.g., 'disqus'.  Keep it empty means disable
+  active: giscus # The global switch for posts comments, e.g., 'disqus'.  Keep it empty means disable
   # The active options are as follows:
   disqus:
     shortname: dat2phit # fill with the Disqus shortname. › https://help.disqus.com/en/articles/1717111-what-s-a-shortname
@@ -96,14 +96,14 @@ comments:
     issue_term: # < url | pathname | title | ...>
   # Giscus options › https://giscus.app
   giscus:
-    repo: # <gh-username>/<repo>
-    repo_id:
-    category:
-    category_id:
-    mapping: # optional, default to 'pathname'
-    input_position: # optional, default to 'bottom'
+    repo: PSDat123/psdat123.github.io # <gh-username>/<repo>
+    repo_id: R_kgDOLTW2AA
+    category: Comments
+    category_id: DIC_kwDOLTW2AM4CdX9P
+    mapping: title # optional, default to 'pathname'
+    input_position: top # optional, default to 'bottom'
     lang: # optional, default to the value of `site.lang`
-    reactions_enabled: # optional, default to the value of `1`
+    reactions_enabled: 1 # optional, default to the value of `1`
 
 # Self-hosted static assets, optional › https://github.com/cotes2020/chirpy-static-assets
 assets: