feat(session): add cross-session references

packages/examples/acp-demo/README.md

@@ -15,6 +15,7 @@ stdout is the ACP JSON-RPC channel, so the cluster is defined as much by what it
 | `@deepseek-ai/dsh-command-goal` | the discoverable direct `/goal` producer; the app enables the spine's persisted-goal stack with it |
 | `@deepseek-ai/dsh-user-interaction` | the human question/answer seam used by clients that can complete ACP elicitation requests |
 | `@deepseek-ai/dsh-session-persistence-jsonl` | durable JSONL session log (the bridge advertises `loadSession`) |
+| `@deepseek-ai/dsh-session-query` + `@deepseek-ai/dsh-session-reference` | exact current-surface reads and bounded `dsh-session:` snapshots |
 | `@deepseek-ai/dsh-acp` | the bridge that owns stdout for JSON-RPC and provides ACP-backed user answers when a leaf explicitly exposes a user-question tool |
 | ~~`@deepseek-ai/dsh-tool-ask-user`~~ | **omitted by default** — ACP elicitation support is still client-dependent, so leaves must opt in deliberately |
 | ~~`@deepseek-ai/dsh-user-approval`~~ | **omitted by default** — permission policy is deployment-specific; sandbox/approval leaves opt in and the ACP bridge then supplies the answerer |

packages/examples/acp-demo/package.json

@@ -39,6 +39,8 @@
     "@deepseek-ai/dsh-agent-spine-demo": "^0.0.1",
     "@deepseek-ai/dsh-workspace-context": "^0.0.1",
     "@deepseek-ai/dsh-session-persistence-jsonl": "^0.0.1",
+    "@deepseek-ai/dsh-session-query": "^0.0.1",
+    "@deepseek-ai/dsh-session-reference": "^0.0.1",
     "@deepseek-ai/dsh-tools": "^0.0.1",
     "@deepseek-ai/dsh-user-interaction": "^0.0.1",
     "cordis": "^4.0.0-rc.7",
@@ -57,6 +59,8 @@
     "@deepseek-ai/dsh-system-prompt": "workspace:^",
     "@deepseek-ai/dsh-workspace-context": "workspace:^",
     "@deepseek-ai/dsh-session-persistence-jsonl": "workspace:^",
+    "@deepseek-ai/dsh-session-query": "workspace:^",
+    "@deepseek-ai/dsh-session-reference": "workspace:^",
     "@deepseek-ai/dsh-user-interaction": "workspace:^",
     "cordis": "^4.0.0-rc.7",
     "schemastery": "^3.17.0"

packages/examples/acp-demo/src/index.ts

@@ -22,6 +22,8 @@ import SessionPersistenceJsonl, {
   type JsonlCompression,
 } from '@deepseek-ai/dsh-session-persistence-jsonl'
 import UserInteractionService from '@deepseek-ai/dsh-user-interaction'
+import SessionQueryService from '@deepseek-ai/dsh-session-query'
+import SessionReferenceService from '@deepseek-ai/dsh-session-reference'
 
 export const name = 'acp-demo'
 const DEFAULT_PERSISTENCE_ROOT = './.sessions'
@@ -110,5 +112,7 @@ export function apply(ctx: Context, config: Config): void {
     root: config.persistenceRoot ?? DEFAULT_PERSISTENCE_ROOT,
     ...(config.persistenceCompression === undefined ? {} : { compression: config.persistenceCompression }),
   })
+  ctx.plugin(SessionQueryService)
+  ctx.plugin(SessionReferenceService)
   ctx.plugin(acp, { provider: config.provider, model: config.model })
 }

packages/examples/acp-demo/tests/acp-agent.spec.ts

@@ -82,6 +82,8 @@ describe('dsh-acp-demo composition', () => {
     expect(ctx.get('agents')).toBeDefined()
     expect(ctx.get('sessions')).toBeDefined()
     expect(ctx.get('sessionPersistence')).toBeDefined()
+    expect(ctx.get('sessionQuery')).toBeDefined()
+    expect(ctx.get('sessionReferences')).toBeDefined()
     expect((ctx.get('sessionPersistence') as unknown as { config: { compression?: string } }).config.compression).toBe('none')
     expect(ctx.get('agentLoop')).toBeDefined()
     expect(ctx.get('userInteraction')).toBeDefined()

packages/examples/acp-demo/tsconfig.json

@@ -23,6 +23,12 @@
     {
       "path": "../../ui/acp"
     },
+    {
+      "path": "../../session-query/session-query"
+    },
+    {
+      "path": "../../context/session-reference"
+    },
     {
       "path": "../../ui/commands"
     },