fix: remove unnecessary demo and docker handling

apps/docs/docs/advanced/command-line/index.mdx

@@ -36,7 +36,7 @@ pnpm cli harness setup feature-board
 
 The command builds `homarr:feature-board`, starts a container with a persistent data volume, enables demo mode, and keeps demo mutations writable (`DEMO_READ_ONLY=false`). Docker assigns a free host port by default; use the URL printed by the command or query it later:
 
-The demo board includes every widget kind. Integration-backed widgets use the bundled mock integration; media widgets use bundled same-origin demo assets.
+The demo board includes every widget kind. Integration-backed widgets use the bundled mock integration; media widgets use public stock assets.
 
 ```sh
 pnpm cli harness port feature-board

apps/docs/docs/management/api/index.mdx

@@ -144,10 +144,6 @@ Docker or Podman endpoints from targeting the wrong service.
 Docker environment, or pass one or more IDs returned by `docker.getEndpoints` to query only those Dockerode clients. The
 Docker widget uses the same behavior for its environment selector.
 
-`docker.refreshInventory` always refreshes the current replica and returns `scope: "published"` when Redis accepts the
-non-persistent refresh event, or `scope: "local"` when publication fails. Published scope does not confirm that every replica
-processed the event. A local result is partial success: retry after restoring Redis to notify the other replicas.
-
 ## Partial integration failures
 
 Multi-integration widget queries keep data from integrations that remain available. Calendar and media-server results include