chore: full technical rename planarchy → capakraken

Complete rename of all technical identifiers across the codebase:

Package names (11 packages):
- @planarchy/* → @capakraken/* in all package.json, tsconfig, imports

Import statements: 277 files, 548 occurrences replaced

Database & Docker:
- PostgreSQL user/db: planarchy → capakraken
- Docker volumes: planarchy_pgdata → capakraken_pgdata
- Connection strings updated in docker-compose, .env, CI

CI/CD:
- GitHub Actions workflow: all filter commands updated
- Test database credentials updated

Infrastructure:
- Redis channel: planarchy:sse → capakraken:sse
- Logger service name: planarchy-api → capakraken-api
- Anonymization seed updated
- Start/stop/restart scripts updated

Test data:
- Seed emails: @planarchy.dev → @capakraken.dev
- E2E test credentials: all 11 spec files updated
- Email defaults: @planarchy.app → @capakraken.app
- localStorage keys: planarchy_* → capakraken_*

Documentation: 30+ .md files updated

Verification:
- pnpm install: workspace resolution works
- TypeScript: only pre-existing TS2589 (no new errors)
- Engine: 310/310 tests pass
- Staffing: 37/37 tests pass

Co-Authored-By: claude-flow <ruv@ruv.net>

packages/engine/src/estimate/commercial-terms.ts

@@ -5,7 +5,7 @@
  * to base cost/price totals from demand lines.
  */
 
-import type { CommercialTerms, CommercialTermsSummary, PaymentMilestone } from "@planarchy/shared";
+import type { CommercialTerms, CommercialTermsSummary, PaymentMilestone } from "@capakraken/shared";
 
 export interface CommercialTermsInput {
   baseCostCents: number;

packages/engine/src/estimate/export-serializer.ts

@@ -5,7 +5,7 @@ import {
   type EstimateExportSummary,
   type EstimateStatus,
   type EstimateVersionStatus,
-} from "@planarchy/shared";
+} from "@capakraken/shared";
 import { summarizeEstimateDemandLines } from "./metrics.js";
 
 type ExportProjectRef = {

packages/engine/src/estimate/metrics.ts

@@ -3,7 +3,7 @@ import type {
   EstimateDemandLineCalculationMetadata,
   EstimateDemandLineRateMode,
   EstimateDemandSummary,
-} from "@planarchy/shared";
+} from "@capakraken/shared";
 
 export interface EstimateDemandLineRateSnapshot {
   resourceId?: string | null;