chore: restore deleted directory configs as comment

.github/issue-regex-labeler.yml

@@ -20,6 +20,28 @@ Content:JS:
   - '\/docs\/Web\/JavaScript'
 Content:Learn:
   - '\/docs\/Learn_web_development\/'
+# Mapping for old directories, see https://github.com/mdn/content/pull/36967
+#
+# Content:Learn:Accessibility:
+#   - '\/docs\/Learn\/Accessibility'
+# Content:Learn:Client-side:
+#   - '\/docs\/Learn\/Tools_and_testing\/(Client-side|Understanding_client-side)'
+# Content:Learn:Cross-Browser-Testing:
+#   - '\/docs\/Learn\/Tools_and_testing\/Cross_browser_testing'
+# Content:Learn:CSS:
+#   - '\/docs\/Learn\/CSS'
+# Content:Learn:Django:
+#   - '\/docs\/Learn\/Server-side\/Django'
+# Content:Learn:Express:
+#   - '\/docs\/Learn\/Server-side\/Express_Nodejs'
+# Content:Learn:Forms:
+#   - '\/docs\/Learn\/Forms'
+# Content:Learn:GitHub:
+#   - '\/docs\/Learn\/Tools_and_testing\/GitHub'
+# Content:Learn:HTML:
+#   - '\/docs\/Learn\/HTML'
+# Content:Learn:JavaScript:
+#   - '\/docs\/Learn\/JavaScript'
 Content:Manifest:
   - '\/docs\/Web\/Manifest'
 Content:MathML:

.github/labeler.yml

@@ -61,6 +61,49 @@ Content:Learn:
   - changed-files:
       - any-glob-to-any-file:
           - files/en-us/web/tutorials/**
+# Mapping for old directories, see https://github.com/mdn/content/pull/36967
+#
+# Content:Learn:Accessibility:
+#   - changed-files:
+#       - any-glob-to-any-file:
+#           - files/en-us/learn/accessibility/**
+# Content:Learn:Client-side:
+#   - changed-files:
+#       - any-glob-to-any-file:
+#           - files/en-us/learn/tools_and_testing/client-side_javascript_frameworks/**
+#           - files/en-us/learn/tools_and_testing/understanding_client-side_tools/**
+# Content:Learn:Cross-Browser-Testing:
+#   - changed-files:
+#       - any-glob-to-any-file:
+#           - files/en-us/learn/tools_and_testing/cross_browser_testing/**
+# Content:Learn:CSS:
+#   - changed-files:
+#       - any-glob-to-any-file:
+#           - files/en-us/learn/css/**
+# Content:Learn:Django:
+#   - changed-files:
+#       - any-glob-to-any-file:
+#           - files/en-us/learn/server-side/django/**
+# Content:Learn:Express:
+#   - changed-files:
+#       - any-glob-to-any-file:
+#           - files/en-us/learn/server-side/express_nodejs/**
+# Content:Learn:Forms:
+#   - changed-files:
+#       - any-glob-to-any-file:
+#           - files/en-us/learn/forms/**
+# Content:Learn:GitHub:
+#   - changed-files:
+#       - any-glob-to-any-file:
+#           - files/en-us/learn/tools_and_testing/github/**
+# Content:Learn:HTML:
+#   - changed-files:
+#       - any-glob-to-any-file:
+#           - files/en-us/learn/html/**
+# Content:Learn:JavaScript:
+#   - changed-files:
+#       - any-glob-to-any-file:
+#           - files/en-us/learn/javascript/**
 Content:Manifest:
   - changed-files:
       - any-glob-to-any-file:
@@ -118,7 +161,6 @@ Content:Other:
   - changed-files:
       - any-glob-to-any-file:
           - files/en-us/related/**
-          - files/en-us/web/demos/**
           - files/en-us/web/exslt/**
           - files/en-us/web/opensearch/**
           - files/en-us/web/privacy/**