chore: strip formatting noise, delete dead routes, fix CodeRabbit issues

- Remove 179 format-only file changes (docs, migrations, plex, patchmon, CSS)
- Delete .cursor/goal files from git tracking
- Delete 4 dead /api/about routes (unused, data loaded from static JSON)
- Fix resolveAlias to use absolute paths (CodeRabbit)
- Fix Tailwind classes in Mantine app layout fallback (CodeRabbit)
- Return stale data during cache revalidation (CodeRabbit)

apps/docs/README.md

@@ -71,7 +71,7 @@ Each integration/widget doc follows a consistent pattern:
 The docs app has `@homarr/definitions` as a workspace dependency. You can import integration kinds, widget kinds, and other definitions directly:
 
 ```typescript
-import { IntegrationKind } from "@homarr/definitions";
+import { IntegrationKind } from '@homarr/definitions';
 ```
 
 This enables type-safe references to homarr domain concepts within documentation code.
@@ -90,15 +90,15 @@ pnpm verify:search
 
 ## Tech Stack
 
-| Layer          | Technology                                  |
-| -------------- | ------------------------------------------- |
+| Layer | Technology |
+|---|---|
 | Site generator | Docusaurus 3 (`@docusaurus/preset-classic`) |
-| Styling        | Tailwind CSS 3 + Docusaurus Infima          |
-| Icons          | `@tabler/icons-react`                       |
-| Diagrams       | Mermaid (`@docusaurus/theme-mermaid`)       |
-| Search         | Algolia DocSearch                           |
-| Analytics      | PostHog                                     |
-| Charts         | @nivo/line                                  |
+| Styling | Tailwind CSS 3 + Docusaurus Infima |
+| Icons | `@tabler/icons-react` |
+| Diagrams | Mermaid (`@docusaurus/theme-mermaid`) |
+| Search | Algolia DocSearch |
+| Analytics | PostHog |
+| Charts | @nivo/line |
 
 ## Contributing