chore(evidence): add QA evidence and notepads from debugging sessions

Add comprehensive QA evidence including manual testing reports, RLS isolation
tests, API CRUD verification, JWT decoded claims, and auth evidence files.
Include updated notepads with decisions, issues, and learnings from full-stack
debugging sessions.

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

.sisyphus/evidence/final-qa/jwt-decoded.json

@@ -0,0 +1,22 @@
+{
+  "exp": 1772728672,
+  "iat": 1772725072,
+  "jti": "54704040-5eac-4959-a3d9-d0365f118fcf",
+  "iss": "http://localhost:8080/realms/workclub",
+  "aud": "workclub-api",
+  "typ": "Bearer",
+  "azp": "workclub-app",
+  "sid": "bc8ddd6f-8bd0-4c6e-9e80-1da183304865",
+  "acr": "1",
+  "allowed-origins": [
+    "http://localhost:3000"
+  ],
+  "scope": "profile email",
+  "email_verified": true,
+  "clubs": "64e05b5e-ef45-81d7-f2e8-3d14bd197383,3b4afcfa-1352-8fc7-b497-8ab52a0d5fda",
+  "name": "Admin User",
+  "preferred_username": "admin@test.com",
+  "given_name": "Admin",
+  "family_name": "User",
+  "email": "admin@test.com"
+}