chore: Enhance documentation for E2E testing:

- Added clarity and structure to README files, including recent updates and getting started sections.
- Improved manual verification documentation for CrowdSec authentication, emphasizing expected outputs and success criteria.
- Updated debugging guide with detailed output examples and automatic trace capture information.
- Refined best practices for E2E tests, focusing on efficient polling, locator strategies, and state management.
- Documented triage report for DNS Provider feature tests, highlighting issues fixed and test results before and after improvements.
- Revised E2E test writing guide to include when to use specific helper functions and patterns for better test reliability.
- Enhanced troubleshooting documentation with clear resolutions for common issues, including timeout and token configuration problems.
- Updated tests README to provide quick links and best practices for writing robust tests.

docs/security/archive/accessibility_remediation_crowdsec.md

@@ -25,11 +25,13 @@ The CrowdSec "Ban IP" and "Unban IP" modals were identified as lacking standard
 Verification was performed using the Playwright E2E test suite running against a Dockerized environment.
 
 ### Test Environment
+
 - **Container**: `charon-e2e`
 - **Base URL**: `http://localhost:8080`
 - **Browser**: Firefox
 
 ### Test Execution
+
 **Command**: `npx playwright test tests/security/crowdsec-decisions.spec.ts -g "should open ban modal"`
 
 **Result**: ✅ **PASSED**
@@ -49,6 +51,7 @@ A broader run of `tests/security/crowdsec-decisions.spec.ts` was also executed,
 ## 4. Code Snippets
 
 ### Ban Modal
+
 ```tsx
 <div
   className="fixed inset-0 z-50 flex items-center justify-center"