fix backend tests

Author: charleslien

backend/src/__tests__/loop-agent-steps.test.ts

@@ -29,7 +29,6 @@ import { loopAgentSteps } from '../run-agent-step'
 import { clearAgentGeneratorCache } from '../run-programmatic-step'
 import { mockFileContext } from './test-utils'
 
-import type { getAgentTemplate } from '@codebuff/agent-runtime/templates/agent-registry'
 import type { AgentTemplate } from '@codebuff/agent-runtime/templates/types'
 import type { StepGenerator } from '@codebuff/common/types/agent-template'
 import type {
@@ -68,16 +67,6 @@ describe('loopAgentSteps - runAgentStep vs runProgrammaticStep behavior', () =>
       insertTrace: () => {},
     }))
 
-    // Mock agent registry
-    mockModule('@codebuff/backend/templates/agent-registry', () => ({
-      getAgentTemplate: async ({
-        agentId,
-        localAgentTemplates,
-      }: ParamsOf<typeof getAgentTemplate>) => {
-        return localAgentTemplates[agentId] || mockTemplate
-      },
-    }))
-
     // Mock template strings
     mockModule('@codebuff/backend/templates/strings', () => ({
       getAgentPrompt: async () => 'Mock prompt',