feat: replace launcher panel with direct tab creation, use directory-based workspace IDs, and add backward-compatible schema fields

packages/app/src/components/agent-stream-render-model.ts

@@ -8,8 +8,8 @@ import {
 import {
   orderHeadForStreamRenderStrategy,
   orderTailForStreamRenderStrategy,
-  resolveStreamRenderStrategy,
 } from "./stream-strategy";
+import { resolveStreamRenderStrategy } from "./stream-strategy-resolver";
 
 export type StreamRenderSegments = {
   historyVirtualized: StreamItem[];

packages/app/src/components/agent-stream-render-strategy.ts

@@ -1,2 +1,3 @@
 export * from "./stream-strategy";
+export * from "./stream-strategy-resolver";
 export * from "./agent-stream-render-model";

packages/app/src/components/combined-model-selector.test.ts

@@ -56,8 +56,8 @@ describe("combined model selector helpers", () => {
     expect(matchesSearch(rows[1]!, "gpt-5.4")).toBe(true);
   });
 
-  it("builds an explicit trigger label for the selected provider and model", () => {
+  it("keeps the selected trigger label model-only", () => {
     expect(resolveProviderLabel(providerDefinitions, "codex")).toBe("Codex");
-    expect(buildSelectedTriggerLabel("Codex", "GPT-5.4")).toBe("Codex: GPT-5.4");
+    expect(buildSelectedTriggerLabel("GPT-5.4")).toBe("GPT-5.4");
   });
 });

packages/app/src/components/combined-model-selector.tsx

@@ -528,10 +528,6 @@ export function CombinedModelSelector({
   );
 
   const ProviderIcon = getProviderIcon(selectedProvider);
-  const selectedProviderLabel = useMemo(
-    () => resolveProviderLabel(providerDefinitions, selectedProvider),
-    [providerDefinitions, selectedProvider],
-  );
 
   const selectedModelLabel = useMemo(() => {
     if (!selectedModel) {
@@ -559,8 +555,8 @@ export function CombinedModelSelector({
       return selectedModelLabel;
     }
 
-    return buildSelectedTriggerLabel(selectedProviderLabel, selectedModelLabel);
-  }, [selectedModelLabel, selectedProviderLabel]);
+    return buildSelectedTriggerLabel(selectedModelLabel);
+  }, [selectedModelLabel]);
 
   useEffect(() => {
     if (isWeb) {

packages/app/src/components/combined-model-selector.utils.ts

@@ -11,7 +11,7 @@ export function resolveProviderLabel(
   return providerDefinitions.find((definition) => definition.id === providerId)?.label ?? providerId;
 }
 
-export function buildSelectedTriggerLabel(providerLabel: string, modelLabel: string): string {
+export function buildSelectedTriggerLabel(modelLabel: string): string {
   return modelLabel;
 }
 

packages/app/src/components/stream-strategy-resolver.ts

@@ -0,0 +1,14 @@
+import type { ResolveStreamRenderStrategyInput, StreamStrategy } from "./stream-strategy";
+import { createNativeStreamStrategy } from "./stream-strategy-native";
+import { createWebStreamStrategy } from "./stream-strategy-web";
+
+export function resolveStreamRenderStrategy(
+  input: ResolveStreamRenderStrategyInput,
+): StreamStrategy {
+  if (input.platform === "web") {
+    return createWebStreamStrategy({
+      isMobileBreakpoint: input.isMobileBreakpoint,
+    });
+  }
+  return createNativeStreamStrategy();
+}

packages/app/src/components/stream-strategy.ts

@@ -6,8 +6,6 @@ import type {
   BottomAnchorLocalRequest,
   BottomAnchorRouteRequest,
 } from "./use-bottom-anchor-controller";
-import { createNativeStreamStrategy } from "./stream-strategy-native";
-import { createWebStreamStrategy } from "./stream-strategy-web";
 
 type EdgeSlot = "header" | "footer";
 type NeighborRelation = "above" | "below";
@@ -183,17 +181,6 @@ export function createStreamStrategy(config: StreamStrategyConfig): StreamStrate
   };
 }
 
-export function resolveStreamRenderStrategy(
-  input: ResolveStreamRenderStrategyInput,
-): StreamStrategy {
-  if (input.platform === "web") {
-    return createWebStreamStrategy({
-      isMobileBreakpoint: input.isMobileBreakpoint,
-    });
-  }
-  return createNativeStreamStrategy();
-}
-
 export function resolveBottomAnchorTransportBehavior(input: {
   strategy: StreamStrategy;
   isViewportSettling: boolean;