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/api/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "@planarchy/api",
+  "name": "@capakraken/api",
   "version": "0.1.0",
   "private": true,
   "type": "module",
@@ -17,11 +17,11 @@
   },
   "dependencies": {
     "@node-rs/argon2": "^2.0.2",
-    "@planarchy/application": "workspace:*",
-    "@planarchy/db": "workspace:*",
-    "@planarchy/engine": "workspace:*",
-    "@planarchy/shared": "workspace:*",
-    "@planarchy/staffing": "workspace:*",
+    "@capakraken/application": "workspace:*",
+    "@capakraken/db": "workspace:*",
+    "@capakraken/engine": "workspace:*",
+    "@capakraken/shared": "workspace:*",
+    "@capakraken/staffing": "workspace:*",
     "@trpc/server": "^11.0.0",
     "@types/nodemailer": "^7.0.11",
     "ioredis": "^5.10.0",
@@ -31,7 +31,7 @@
     "zod": "^3.23.8"
   },
   "devDependencies": {
-    "@planarchy/tsconfig": "workspace:*",
+    "@capakraken/tsconfig": "workspace:*",
     "@types/node": "^22.10.2",
     "typescript": "^5.6.3",
     "vitest": "^2.1.8"