Create new Reverse Proxy.md, remove old

.github/skills/settings-management/SKILL.md

@@ -37,11 +37,3 @@ Define in plugin's `config.json` manifest under the settings section.
 ## Environment Override
 
 Use `APP_CONF_OVERRIDE` environment variable for settings that must be set before startup.
-
-## Backend API URL
-
-For Codespaces, set `BACKEND_API_URL` to your Codespace URL:
-
-```
-BACKEND_API_URL=https://something-20212.app.github.dev/
-```

docs/README.md

@@ -63,7 +63,7 @@ There is also an in-app Help / FAQ section that should be answering frequently a
 
 #### ♻ Misc
 
-- [Reverse proxy (Nginx, Apache, SWAG)](./REVERSE_PROXY.md)
+- [Reverse Proxy](./REVERSE_PROXY.md)
 - [Installing Updates](./UPDATES.md)
 - [Setting up Authelia](./AUTHELIA.md) (DRAFT)