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

docs/hexmod.md

@@ -0,0 +1,30 @@
+---
+title: HexMod
+sidebar_label: HexMod
+description: Hex label mod — in-world hex color labels for cable spinners and racks.
+---
+
+# HexMod
+
+The **Hex Label** mod adds in-world hex color labels for cable spinners and racks.
+
+## Steamworks Info
+
+| Field | Value |
+|-------|-------|
+| **Assembly** | `FMF.HexLabelMod.dll` |
+| **Version** | `00.01.0009` |
+| **Author** | mleem97 |
+| **Game** | Waseku — Data Center (App 4170200) |
+| **Workshop Tags** | `modded`, `melonloader`, `mod` |
+
+## Downloads
+
+- **Steam Workshop:** Subscribe via the Gregtools Modmanager or the [Steam Workshop](https://steamcommunity.com/app/4170200/workshop/)
+- **Manual:** Drop `FMF.HexLabelMod.dll` into `<Data Center>/Mods/`
+
+## Source & layout
+
+- **Build sources:** [`mods/FMF.Mod.HexLabelMod`](https://github.com/mleem97/gregFramework/tree/master/mods/FMF.Mod.HexLabelMod)
+
+See also the detailed wiki article [`mods/extensions/fmf-hex-label-mod`](/wiki/mods/extensions/fmf-hex-label-mod).