Merge remote-tracking branch 'upstream/dev' into fix/log-agent-skip-on-missing-model

src/agents/builtin-agents/atlas-agent.ts

@@ -39,7 +39,7 @@ export function maybeCreateAtlasConfig(input: {
   const orchestratorOverride = agentOverrides["atlas"]
   const atlasRequirement = AGENT_MODEL_REQUIREMENTS["atlas"]
 
-  const atlasResolution = applyModelResolution({
+  let atlasResolution = applyModelResolution({
     uiSelectedModel: orchestratorOverride?.model !== undefined ? undefined : uiSelectedModel,
     userModel: orchestratorOverride?.model,
     requirement: atlasRequirement,
@@ -47,6 +47,12 @@ export function maybeCreateAtlasConfig(input: {
     systemDefaultModel,
   })
 
+  if (!atlasResolution && orchestratorOverride?.model) {
+    // User explicitly configured a model but resolution failed (e.g., cold cache, no system default).
+    // Honor the user's choice directly instead of dropping Atlas entirely.
+    atlasResolution = { model: orchestratorOverride.model, provenance: "override" as const }
+  }
+
   if (!atlasResolution) {
     log("[agent-registration] Agent skipped: model resolution returned no result", {
       agent: "atlas",