docs(link): fix a broken Markdown link

.pre-commit-config.yaml

@@ -1,16 +1,24 @@
 repos:
-- hooks:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.6.0
+    hooks:
       - id: end-of-file-fixer
+        name: All files must end with an empty line
       - id: mixed-line-ending
+        name: Fix mixed line endings in files (x-platform)
         args: [--fix=lf]
       - id: trailing-whitespace
+        name: Fix trailing space (ignore MD code)
         args: [--markdown-linebreak-ext=md]
-  repo: https://github.com/pre-commit/pre-commit-hooks
+
-  rev: v4.6.0
+  - repo: https://github.com/commitizen-tools/commitizen
-- hooks:
-  - id: commitizen
-  - id: commitizen-branch
-    stages:
-    - push
-  repo: https://github.com/commitizen-tools/commitizen
     rev: v3.28.0
+    hooks:
+      - id: commitizen
+        name: commitizen check
+        description: >
+          Check whether the current commit message follows committing rules. Allow
+          empty commit messages by default, because they typically indicate to Git
+          that the commit should be aborted.
+        entry: cz check
+        stages: [commit-msg]

README.md

@@ -12,7 +12,7 @@ This guide is an open-source non-profit initiative, [licensed](LICENSE.html) und
 - [In your browser](guide.html)
 - [PDF](export/guide.pdf)
 - [OpenDocument (ODT)](export/guide.odt)
-- Raw [Markdown](https://github.com/Anon-Planet/thgtoa/raw/master/guide.md) text.
+- Raw [Markdown](https://raw.githubusercontent.com/Anon-Planet/thgtoa/main/guide.md).
 
 Mirrors:
 - Tor Onion Mirror: <http://thgtoa3jzy3doku7hkna32htpghjijefscwvh4dyjgfydbbjkeiohgid.onion/>