Merge remote-tracking branch 'origin/dev' into refactor/modular-code-enforcement

# Conflicts:
#	src/features/background-agent/manager.ts
#	src/features/background-agent/spawner.ts
#	src/features/tmux-subagent/manager.ts
#	src/shared/model-availability.test.ts
#	src/shared/model-availability.ts
#	src/shared/model-resolution-pipeline.ts
#	src/tools/delegate-task/executor.ts

src/tools/delegate-task/tools.test.ts

@@ -10,11 +10,27 @@ import * as connectedProvidersCache from "../../shared/connected-providers-cache
 
 const SYSTEM_DEFAULT_MODEL = "anthropic/claude-sonnet-4-5"
 
+const TEST_CONNECTED_PROVIDERS = ["anthropic", "google", "openai"]
+const TEST_AVAILABLE_MODELS = new Set([
+  "anthropic/claude-opus-4-6",
+  "anthropic/claude-sonnet-4-5",
+  "anthropic/claude-haiku-4-5",
+  "google/gemini-3-pro",
+  "google/gemini-3-flash",
+  "openai/gpt-5.2",
+  "openai/gpt-5.3-codex",
+])
+
+function createTestAvailableModels(): Set<string> {
+  return new Set(TEST_AVAILABLE_MODELS)
+}
+
 describe("sisyphus-task", () => {
   let cacheSpy: ReturnType<typeof spyOn>
   let providerModelsSpy: ReturnType<typeof spyOn>
 
   beforeEach(() => {
+    mock.restore()
     __resetModelCache()
     clearSkillCache()
     __setTimingConfig({
@@ -271,6 +287,8 @@ describe("sisyphus-task", () => {
        const tool = createDelegateTask({
          manager: mockManager,
          client: mockClient,
+         connectedProvidersOverride: TEST_CONNECTED_PROVIDERS,
+         availableModelsOverride: createTestAvailableModels(),
        })
 
        const toolContext = {
@@ -324,6 +342,8 @@ describe("sisyphus-task", () => {
        const tool = createDelegateTask({
          manager: mockManager,
          client: mockClient,
+         connectedProvidersOverride: TEST_CONNECTED_PROVIDERS,
+         availableModelsOverride: createTestAvailableModels(),
        })
        
        const toolContext = {
@@ -436,6 +456,8 @@ describe("sisyphus-task", () => {
        const tool = createDelegateTask({
          manager: mockManager,
          client: mockClient,
+         connectedProvidersOverride: TEST_CONNECTED_PROVIDERS,
+         availableModelsOverride: createTestAvailableModels(),
        })
 
        const metadataCalls: Array<{ title?: string; metadata?: Record<string, unknown> }> = []
@@ -727,6 +749,8 @@ describe("sisyphus-task", () => {
          userCategories: {
            ultrabrain: { model: "openai/gpt-5.2", variant: "xhigh" },
          },
+         connectedProvidersOverride: TEST_CONNECTED_PROVIDERS,
+         availableModelsOverride: createTestAvailableModels(),
        })
 
       const toolContext = {
@@ -790,6 +814,8 @@ describe("sisyphus-task", () => {
        const tool = createDelegateTask({
          manager: mockManager,
          client: mockClient,
+         connectedProvidersOverride: TEST_CONNECTED_PROVIDERS,
+         availableModelsOverride: createTestAvailableModels(),
        })
 
       const toolContext = {
@@ -1950,6 +1976,8 @@ describe("sisyphus-task", () => {
         client: mockClient,
         // userCategories: undefined - use DEFAULT_CATEGORIES only
         // sisyphusJuniorModel: undefined
+        connectedProvidersOverride: null,
+        availableModelsOverride: new Set(),
       })
 
       const toolContext = {
@@ -2013,6 +2041,8 @@ describe("sisyphus-task", () => {
          userCategories: {
            "fallback-test": { model: "anthropic/claude-opus-4-6" },
          },
+         connectedProvidersOverride: TEST_CONNECTED_PROVIDERS,
+         availableModelsOverride: createTestAvailableModels(),
        })
 
       const toolContext = {
@@ -2072,6 +2102,8 @@ describe("sisyphus-task", () => {
         manager: mockManager,
         client: mockClient,
         sisyphusJuniorModel: "anthropic/claude-sonnet-4-5",
+        connectedProvidersOverride: TEST_CONNECTED_PROVIDERS,
+        availableModelsOverride: createTestAvailableModels(),
       })
 
       const toolContext = {
@@ -2135,6 +2167,8 @@ describe("sisyphus-task", () => {
          userCategories: {
            ultrabrain: { model: "openai/gpt-5.3-codex" },
          },
+         connectedProvidersOverride: TEST_CONNECTED_PROVIDERS,
+         availableModelsOverride: createTestAvailableModels(),
        })
 
       const toolContext = {
@@ -2194,6 +2228,8 @@ describe("sisyphus-task", () => {
         manager: mockManager,
         client: mockClient,
         sisyphusJuniorModel: "anthropic/claude-sonnet-4-5",
+        connectedProvidersOverride: TEST_CONNECTED_PROVIDERS,
+        availableModelsOverride: createTestAvailableModels(),
       })
 
       const toolContext = {
@@ -3207,6 +3243,8 @@ describe("sisyphus-task", () => {
          manager: mockManager,
          client: mockClient,
          // no agentOverrides
+         connectedProvidersOverride: TEST_CONNECTED_PROVIDERS,
+         availableModelsOverride: createTestAvailableModels(),
        })
 
       const toolContext = {

src/tools/delegate-task/types.ts

@@ -50,6 +50,15 @@ export interface DelegateTaskToolOptions {
   manager: BackgroundManager
   client: OpencodeClient
   directory: string
+  /**
+   * Test hook: bypass global cache reads (Bun runs tests in parallel).
+   * If provided, resolveCategoryExecution/resolveSubagentExecution uses this instead of reading from disk cache.
+   */
+  connectedProvidersOverride?: string[] | null
+  /**
+   * Test hook: bypass fetchAvailableModels() by providing an explicit available model set.
+   */
+  availableModelsOverride?: Set<string>
   userCategories?: CategoriesConfig
   gitMasterConfig?: GitMasterConfig
   sisyphusJuniorModel?: string