Merge Docusaurus site: all content under docs/, align with gregFramework split layout

- Move markdown and wiki-import tree into docs/; keep app shell at repo root
- Point docusaurus docs path to docs/; edit links to mleem97/gregWiki
- Sync and i18n scripts use gregWiki root and ../.wiki under gregFramework
- Sidebars: workspace layout from root docs ids; plugins under mods/extensions
- Fix redirects, module catalog URLs, release note paths, and wiki-import category keys
- Update repo inventory for split repos; Dockerfile for single-repo context

Made-with: Cursor

i18n/de/docusaurus-plugin-content-docs/current/wiki-import/Contributors/Troubleshooting/Index.md

@@ -0,0 +1,3 @@
+# Troubleshooting Index EN
+
+- [Troubleshooting EN](overview)

i18n/de/docusaurus-plugin-content-docs/current/wiki-import/Contributors/Troubleshooting/_category_.json

@@ -0,0 +1,3 @@
+{
+  "key": "wiki-import-contributors-troubleshooting"
+}

i18n/de/docusaurus-plugin-content-docs/current/wiki-import/Contributors/Troubleshooting/overview.md

@@ -0,0 +1,12 @@
+# Troubleshooting EN
+
+## Common Contributor Issues
+
+- Outdated links after restructuring
+- Inconsistent file names
+- Non-atomic commits
+
+## Fix
+
+- Always update sidebar and redirect pages together.
+- Apply naming convention consistently.