Merge pull request router-for-me#2162 from enieuwy/fix/responses-api-… …json-valid-check fix: validate JSON before raw-embedding function call outputs in Responses API

chore(ci): update build metadata to use GITHUB_REF_NAME in workflows 

Merge pull request router-for-me#2131 from HEUDavid/docs/add-who-is-w… …ith-us docs: Add Shadow AI to 'Who is with us?' section

Merge pull request router-for-me#2106 from router-for-me/model feat(model_registry): enhance model registration and refresh mechanisms

Merge pull request router-for-me#2013 from router-for-me/model Fetch model catalog from network

Fixed: router-for-me#1997 test(auth-scheduler): add benchmarks and priority-based scheduling improvements - Added `BenchmarkManagerPickNextMixedPriority500` for mixed-priority performance assessment. - Updated `pickNextMixed` to prioritize highest ready priority tiers. - Introduced `highestReadyPriorityLocked` and `pickReadyAtPriorityLocked` for better scheduling logic. - Added unit test to validate selection of highest priority tiers in mixed provider scenarios.

test(auth): cover scheduler refresh regression paths 

Merge pull request router-for-me#1957 from router-for-me/thinking fix(translator): pass through adaptive thinking effort

Fixed: router-for-me#1901 test(websocket): add tests for incremental input and prewarm handling logic - Added test cases for incremental input support based on upstream capabilities. - Introduced validation for prewarm handling of `response.create` messages locally. - Enhanced test coverage for websocket executor behavior, including payload forwarding checks. - Updated websocket implementation with prewarm and incremental input logic for better testability.

refactor(executor): remove legacy `connCreateSent` logic and standard… …ize `response.create` usage for all websocket events - Simplified connection logic by removing `connCreateSent` and related state handling. - Updated `buildCodexWebsocketRequestBody` to always use `response.create`. - Added unit tests to validate `response.create` behavior and beta header preservation. - Dropped unsupported `response.append` and outdated `response.done` event types.