Complete rebrand from Apoklisis to Patherly

- Update all frontend branding (title, headers, login/register pages)
- Update documentation (CLAUDE-SETUP, CURRENT-STATE, PROGRESS, LESSONS-LEARNED)
- Update backend scripts and test configuration
- Fix emoji encoding in seed scripts for Windows compatibility
- Sync seed user credentials between seed_data.py and seed_trees.py
- Update database references to patherly/patherly_test

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

PROGRESS.md

@@ -1,4 +1,4 @@
-# Project Apoklisis - Development Progress
+# Project Patherly - Development Progress
 
 **Last Updated**: January 29, 2026
 **Current Phase**: Phase 2 Frontend - COMPLETE & TESTED
@@ -17,7 +17,7 @@ Building a troubleshooting decision tree web application for MSP engineers. The
 
 ---
 
-# Apoklisis Development Progress
+# Patherly Development Progress
 
 > 📚 **Reference**: See [CLAUDE-SETUP.md](./CLAUDE-SETUP.md) for available
 > development tools and usage guidelines
@@ -146,7 +146,7 @@ New files:
 **Created** full test suite with 29 integration tests (all passing):
 
 - **Test Framework**: pytest 7.4.3 with pytest-asyncio 0.23.0
-- **Test Database**: Separate PostgreSQL test database (`apoklisis_test`)
+- **Test Database**: Separate PostgreSQL test database (`patherly_test`)
 - **Coverage**: Auth, Trees, and Sessions endpoints
 - **Fixtures**: Reusable test user, admin user, auth headers, and test tree fixtures
 
@@ -272,7 +272,7 @@ backend/
    psql -U postgres -h localhost
 
    # Create test database
-   CREATE DATABASE apoklisis_test;
+   CREATE DATABASE patherly_test;
    \q
    ```