Merge origin/master into worktree-windows-runtime

# Conflicts:
#	.agents/notes/implemented/simplification/2026-07-04-fold-stdio-ui-helper.md
#	packages/support/acp-snapshot/src/harness.ts
#	packages/support/acp-snapshot/src/normalize.ts
#	packages/support/acp-snapshot/tests/harness.spec.ts
#	packages/support/acp-snapshot/tests/normalize.spec.ts

examples/tui-agent/README.md

@@ -1,6 +1,6 @@
 # tui-agent
 
-The full-screen interactive coding agent: DeepSeek V4, local bash and filesystem tools, compaction, subagents, workflows, `todo_write`, timeout/spill policy, and [`@deepseek-ai/dsh-tui-demo`](../../packages/examples/tui-demo).
+The full-screen interactive coding agent: DeepSeek V4, local bash and filesystem tools, compaction, subagents, workflows and fresh-agent Ralph iteration, `todo_write`, timeout/spill policy, and [`@deepseek-ai/dsh-tui-demo`](../../packages/examples/tui-demo).
 
 ## Run it
 

examples/tui-agent/composition.md

@@ -43,6 +43,8 @@ flowchart LR
   cfg --> plugin_tui_workflow_workerthread
   plugin_tui_tool_workflow["tool-workflow<br/>@deepseek-ai/dsh-tool-workflow"]
   cfg --> plugin_tui_tool_workflow
+  plugin_tui_tool_ralph["tool-ralph<br/>@deepseek-ai/dsh-tool-ralph"]
+  cfg --> plugin_tui_tool_ralph
   plugin_tui_tool_todo["tool-todo<br/>@deepseek-ai/dsh-tool-todo"]
   cfg --> plugin_tui_tool_todo
   plugin_tui_fs_local["fs-local<br/>@deepseek-ai/dsh-fs-local"]
@@ -77,6 +79,7 @@ flowchart LR
 | `tool-subagent-fork` | `@deepseek-ai/dsh-tool-subagent` |
 | `workflow-workerthread` | `@deepseek-ai/dsh-workflow-workerthread` |
 | `tool-workflow` | `@deepseek-ai/dsh-tool-workflow` |
+| `tool-ralph` | `@deepseek-ai/dsh-tool-ralph` |
 | `tool-todo` | `@deepseek-ai/dsh-tool-todo` |
 | `fs-local` | `@deepseek-ai/dsh-fs-local` |
 | `fs-policy` | `@deepseek-ai/dsh-fs-policy` |

examples/tui-agent/cordis.yml

@@ -80,6 +80,11 @@
 - id: tool-workflow
   name: '@deepseek-ai/dsh-tool-workflow'
 
+# A separate fixed consumer demonstrates fresh-agent Ralph iteration without
+# changing the workflow tool or same-session goal behavior.
+- id: tool-ralph
+  name: '@deepseek-ai/dsh-tool-ralph'
+
 - id: tool-todo
   name: '@deepseek-ai/dsh-tool-todo'
 

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'
@@ -21,6 +22,7 @@ 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'
@@ -198,6 +200,8 @@ 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, {})
   }