Merge remote-tracking branch 'origin/master' into worktree/tui-session-controls

# Conflicts:
#	docs/config-catalog.md
#	docs/event-producer-consumer.md
#	docs/module-graph.md
#	packages/ui/acp/src/index.ts
#	packages/ui/tui/README.md
#	packages/ui/tui/src/index.ts
#	packages/ui/tui/tests/harness.ts
#	packages/ui/tui/tests/plugin-shape.spec.ts
#	packages/ui/tui/tests/snapshots/disposed-terminal.expected.txt
#	packages/ui/tui/tests/snapshots/errors-and-help.expected.txt
#	packages/ui/tui/tests/tui.spec.ts

examples/tui-agent/tests/tui.snapshot.ts

@@ -9,6 +9,7 @@ import type { Agent } from '@deepseek-ai/dsh-agent'
 import * as AgentCore from '@deepseek-ai/dsh-agent-spine-demo'
 import { LocalBashExecutor } from '@deepseek-ai/dsh-bash-local'
 import WorkerCodeRuntime from '@deepseek-ai/dsh-code-runtime-worker'
+import CommandService from '@deepseek-ai/dsh-commands'
 import LocalFileSystem from '@deepseek-ai/dsh-fs-local'
 import * as FsPolicy from '@deepseek-ai/dsh-fs-policy'
 import * as ToolFs from '@deepseek-ai/dsh-tool-fs'
@@ -22,6 +23,7 @@ import * as SubagentSpawn from '@deepseek-ai/dsh-subagent-spawn'
 import * as ToolSubagent from '@deepseek-ai/dsh-tool-subagent'
 import * as ToolCordis from '@deepseek-ai/dsh-tool-cordis'
 import * as ToolTodo from '@deepseek-ai/dsh-tool-todo'
+import * as ToolRalph from '@deepseek-ai/dsh-tool-ralph'
 import * as ToolWorkflow from '@deepseek-ai/dsh-tool-workflow'
 import { createTuiChat } from '@deepseek-ai/dsh-tui'
 import UserInteractionService from '@deepseek-ai/dsh-user-interaction'
@@ -181,6 +183,8 @@ async function mountScenarioContext(
   await ctx.plugin(ToolSubagent, { provider: 'spawn', toolName: 'subagent', enableRunInBackground: false })
   await ctx.plugin(WorkerWorkflowEngine, { provider: 'spawn' })
   await ctx.plugin(ToolWorkflow)
+  await ctx.plugin(ToolRalph)
+  await ctx.plugin(CommandService)
   if (scenario.composition === 'code' || scenario.composition === 'advanced') {
     await ctx.plugin(WorkerCodeRuntime, {})
   }