fix(cli): declare write effect for import and context-switch commands (#41225)

Signed-off-by: samzong <samzong.lu@gmail.com>

cli/src/commands/import/studio-app/index.ts

@@ -1,3 +1,4 @@
+import type { CommandEffect } from '@/framework/command'
 import { DifyCommand } from '@/commands/_shared/dify-command'
 import { httpRetryFlag } from '@/commands/_shared/global-flags'
 import { Flags } from '@/framework/flags'
@@ -7,6 +8,8 @@ import { pluginDependencyLabel, runImportApp } from './run'
 export default class ImportStudioApp extends DifyCommand {
   static override description = 'Import a studio app from a DSL YAML file or URL'
 
+  static override effect: CommandEffect = 'write'
+
   static override examples = [
     '<%= config.bin %> import studio-app --from-file ./app.yaml',
     '<%= config.bin %> import studio-app --from-file /path/to/app.yaml --name "My App"',

cli/src/commands/use/account/index.ts

@@ -1,3 +1,4 @@
+import type { CommandEffect } from '@/framework/command'
 import { DifyCommand } from '@/commands/_shared/dify-command'
 import { Flags } from '@/framework/flags'
 import { realStreams } from '@/sys/io/streams'
@@ -6,6 +7,8 @@ import { runUseAccount } from './use-account'
 export default class UseAccount extends DifyCommand {
   static override description = 'Switch the active account on the current host'
 
+  static override effect: CommandEffect = 'write'
+
   static override examples = [
     '<%= config.bin %> use account',
     '<%= config.bin %> use account --email bob@corp.com',

cli/src/commands/use/host/index.ts

@@ -1,3 +1,4 @@
+import type { CommandEffect } from '@/framework/command'
 import { DifyCommand } from '@/commands/_shared/dify-command'
 import { Flags } from '@/framework/flags'
 import { realStreams } from '@/sys/io/streams'
@@ -6,6 +7,8 @@ import { runUseHost } from './use-host'
 export default class UseHost extends DifyCommand {
   static override description = 'Switch the active Dify host'
 
+  static override effect: CommandEffect = 'write'
+
   static override examples = [
     '<%= config.bin %> use host',
     '<%= config.bin %> use host --domain cloud.dify.ai',

cli/test/e2e/suites/agent/agent-skill-workflow.e2e.ts

@@ -583,6 +583,18 @@ describe('E2E / agent skill — effect guard (no auth)', () => {
     expect(JSON.parse(r.stdout).effect).toBe('write')
   })
 
+  it('[P0] state-mutating import and context switches have effect=write', async () => {
+    for (const args of [
+      ['help', 'import', 'studio-app', '-o', 'json'],
+      ['help', 'use', 'account', '-o', 'json'],
+      ['help', 'use', 'host', '-o', 'json'],
+    ]) {
+      const r = await run(args)
+      expect(r.exitCode).toBe(0)
+      expect(JSON.parse(r.stdout).effect).toBe('write')
+    }
+  })
+
   it('[P0] auth devices revoke effect=destructive — agent must confirm before calling', async () => {
     const r = await run(['help', 'auth', 'devices', 'revoke', '-o', 'json'])
     expect(r.exitCode).toBe(0)