Rename Hightower components to Trebuchet

- Rename npm packages: @shannon/api -> @trebuchet/api, @shannon/worker -> @trebuchet/worker, @keygraph/shannon -> @trebuchet/cli
- Update CLI references from shannon/keygraph to trebuchet/trebuchet
- Update Dockerfile and CLAUDE.md to reflect new package names
- Update TypeScript imports in API to use @trebuchet/worker

Co-Authored-By: Paperclip <noreply@paperclip.ing>

apps/api/Dockerfile

@@ -21,7 +21,7 @@ COPY apps/worker/ ./apps/worker/
 COPY apps/api/ ./apps/api/
 
 # Build worker first (API depends on it for types), then API
-RUN pnpm --filter @shannon/worker run build && pnpm --filter @shannon/api run build
+RUN pnpm --filter @trebuchet/worker run build && pnpm --filter @trebuchet/api run build
 
 # Production-only deps
 RUN rm -rf node_modules apps/*/node_modules && pnpm install --frozen-lockfile --prod

apps/api/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "@shannon/api",
+  "name": "@trebuchet/api",
   "version": "0.0.0",
   "private": true,
   "type": "module",
@@ -13,7 +13,7 @@
     "@hono/node-server": "^1.14.0",
     "@kubernetes/client-node": "^1.4.0",
     "@modelcontextprotocol/sdk": "^1.29.0",
-    "@shannon/worker": "workspace:*",
+    "@trebuchet/worker": "workspace:*",
     "@temporalio/client": "^1.11.0",
     "hono": "^4.7.0",
     "zod": "^4.3.6"

apps/api/src/services/temporal-client.ts

@@ -3,7 +3,7 @@
  * Uses @temporalio/client (not worker) since the API server only submits and queries workflows.
  */
 
-import type { PipelineProgress } from '@shannon/worker/pipeline';
+import type { PipelineProgress } from '@trebuchet/worker/pipeline';
 import { Client, Connection } from '@temporalio/client';
 
 export interface TemporalClients {

apps/api/src/types/api.ts

@@ -2,7 +2,7 @@
  * Request/response types and Zod validation schemas for the scan API.
  */
 
-import type { AgentMetrics, PipelineSummary } from '@shannon/worker/pipeline';
+import type { AgentMetrics, PipelineSummary } from '@trebuchet/worker/pipeline';
 import { z } from 'zod';
 
 // === Request Schemas ===