docs: setup redirects

doc/requirements.txt

@@ -16,6 +16,7 @@ mkdocs-git-revision-date-localized-plugin==1.2.4
 mkdocs-glightbox==0.3.7
 mkdocs-material==9.5.15
 mkdocs-material-extensions==1.3.1
+mkdocs-redirects==1.2.1
 mkdocs-table-reader-plugin==2.1.0
 numpy==1.26.4
 packaging==24.0

mkdocs.yml

@@ -124,6 +124,13 @@ plugins:
        effect: fade
        auto_caption: true
        caption_position: bottom
+  # -- mkdocs-redirects plugin to create page redirects
+  - redirects:
+      redirect_maps:
+        'environment-variables.md': 'hosting/environment-variables.md'
+        'hosting-pixivfe.md': 'hosting/hosting-pixivfe.md'
+        'hosting-image-proxy-server.md': 'hosting/hosting-image-proxy-server.md'
+        'obtaining-pixivfe-token.md': 'hosting/obtaining-pixivfe-token.md'
 
 markdown_extensions:
   - admonition