# Coding Agent App Composition
The coding REPL demo adds the real DeepSeek adapter, filesystem tools, todo_write, compaction, and both subagent transports on top of the stdio app package.
```mermaid
flowchart LR
cfg["examples/coding-agent
cordis.yml"]
plugin_coding_hmr["hmr
@cordisjs/plugin-hmr"]
cfg --> plugin_coding_hmr
plugin_coding_llm_deepseek["llm-deepseek
@deepseek-ai/dsh-llm-deepseek"]
cfg --> plugin_coding_llm_deepseek
plugin_coding_bash["bash
@deepseek-ai/dsh-bash-local"]
cfg --> plugin_coding_bash
plugin_coding_stdio_agent["stdio-agent
@deepseek-ai/dsh-stdio-demo"]
cfg --> plugin_coding_stdio_agent
plugin_coding_stdio_agent --> bundle_agent_core["@deepseek-ai/dsh-agent-spine-demo"]
plugin_coding_stdio_agent --> bundle_jsonl["@deepseek-ai/dsh-session-persistence-jsonl"]
plugin_coding_stdio_agent --> frontdoor_stdio["readline UI
console logger
pre-created main agent"]
bundle_agent_core --> spine_llm["ctx.llm"]
bundle_agent_core --> spine_sessions["ctx.sessions"]
bundle_agent_core --> spine_tools["ctx.tools + tool-bash"]
bundle_agent_core --> spine_loop["ctx.agents + ctx.agentLoop"]
plugin_coding_compact_basic["compact-basic
@deepseek-ai/dsh-compact-basic"]
cfg --> plugin_coding_compact_basic
plugin_coding_subagent["subagent
@deepseek-ai/dsh-subagent"]
cfg --> plugin_coding_subagent
plugin_coding_subagent_spawn["subagent-spawn
@deepseek-ai/dsh-subagent-spawn"]
cfg --> plugin_coding_subagent_spawn
plugin_coding_subagent_fork["subagent-fork
@deepseek-ai/dsh-subagent-fork"]
cfg --> plugin_coding_subagent_fork
plugin_coding_tool_subagent["tool-subagent
@deepseek-ai/dsh-tool-subagent"]
cfg --> plugin_coding_tool_subagent
plugin_coding_tool_subagent_fork["tool-subagent-fork
@deepseek-ai/dsh-tool-subagent"]
cfg --> plugin_coding_tool_subagent_fork
plugin_coding_workflow_workerthread["workflow-workerthread
@deepseek-ai/dsh-workflow-workerthread"]
cfg --> plugin_coding_workflow_workerthread
plugin_coding_tool_workflow["tool-workflow
@deepseek-ai/dsh-tool-workflow"]
cfg --> plugin_coding_tool_workflow
plugin_coding_tool_todo["tool-todo
@deepseek-ai/dsh-tool-todo"]
cfg --> plugin_coding_tool_todo
plugin_coding_fs_local["fs-local
@deepseek-ai/dsh-fs-local"]
cfg --> plugin_coding_fs_local
plugin_coding_fs_policy["fs-policy
@deepseek-ai/dsh-fs-policy"]
cfg --> plugin_coding_fs_policy
plugin_coding_tool_fs["tool-fs
@deepseek-ai/dsh-tool-fs"]
cfg --> plugin_coding_tool_fs
```
| Plugin id | Package / module |
| --- | --- |
| `hmr` | `@cordisjs/plugin-hmr` |
| `llm-deepseek` | `@deepseek-ai/dsh-llm-deepseek` |
| `bash` | `@deepseek-ai/dsh-bash-local` |
| `stdio-agent` | `@deepseek-ai/dsh-stdio-demo` |
| `compact-basic` | `@deepseek-ai/dsh-compact-basic` |
| `subagent` | `@deepseek-ai/dsh-subagent` |
| `subagent-spawn` | `@deepseek-ai/dsh-subagent-spawn` |
| `subagent-fork` | `@deepseek-ai/dsh-subagent-fork` |
| `tool-subagent` | `@deepseek-ai/dsh-tool-subagent` |
| `tool-subagent-fork` | `@deepseek-ai/dsh-tool-subagent` |
| `workflow-workerthread` | `@deepseek-ai/dsh-workflow-workerthread` |
| `tool-workflow` | `@deepseek-ai/dsh-tool-workflow` |
| `tool-todo` | `@deepseek-ai/dsh-tool-todo` |
| `fs-local` | `@deepseek-ai/dsh-fs-local` |
| `fs-policy` | `@deepseek-ai/dsh-fs-policy` |
| `tool-fs` | `@deepseek-ai/dsh-tool-fs` |
Source config: [`examples/coding-agent/cordis.yml`](cordis.yml).
Maintenance mode: hybrid: the leaf plugin list is parsed from its `cordis.yml`; app package expansion is curated from package source.