refactor(agent): align delivery method names

packages/cordis/tool-cordis/tests/inspect.spec.ts

@@ -61,6 +61,8 @@ describe('cordis_inspect', () => {
     // generated TYPE_API — a consumer can see field types, not just names).
     expect(report).toContain('type shapes (referenced by the signatures above')
     expect(report).toContain('export interface ToolExecution')
+    expect(report).toContain('export class Session')
+    expect(report).toContain('export interface SessionSurface')
     // A type only reachable through a NOT-live service (e.g. bash) is scoped out.
     expect(report).not.toContain('export interface BashRunResult')
     // The inherited ctx surface closes the section.

packages/cordis/tool-cordis/tests/integration.spec.ts

@@ -47,7 +47,7 @@ describe('cordis tools through the agent loop', () => {
     const ctx = await harness(adapter)
     const agent = ctx.agentLoop.create(SessionId('it-cordis'), { provider: 'mock', model: 'mock' })
 
-    agent.send([{ type: 'text', text: 'give yourself reverse_text, use it, clean up' }])
+    agent.followup([{ type: 'text', text: 'give yourself reverse_text, use it, clean up' }])
     await waitForIdle(ctx, agent)
 
     const log = agent.session.events