b5748288df
Composes the one Layer-0 hop existing tests left uncovered together: ScriptLogSignalRBridge subscribing to the script-logs DPS topic and fanning a ScriptLogEntry out to the IInProcessBroadcaster<ScriptLogEntry> singleton resolved from the SAME DI container the /script-log page injects. Mirrors DriverStatusHubE2eTests. Confirms the server-side topic→page chain delivers end-to-end (only the live Blazor circuit remains manual).