Refactor and clean up code across multiple modules

- Simplified token type assignment in OAuth service.
- Removed unused session_lock module and re-exported Session from zesdex_entities.
- Cleaned up session entity by removing unnecessary comments and code.
- Consolidated session handling in HTTP handlers for better readability.
- Improved formatting and readability in OAuth repository tests.
- Enhanced session lock repository with clearer match statements.
- Streamlined session repository error handling.
- Refined RNG tests for better clarity.
- Adjusted module visibility and organization in lib.rs.
- Updated IPC client and connection code for better error handling and clarity.
- Improved frame handling in IPC for better readability.
- Organized module imports and added test utilities for IPC.
- Enhanced database connection error handling.
- Simplified JWT token creation error handling.
- Improved password verification error handling.
- Cleaned up state management code for better readability.
- Refactored middleware for session authentication and rate limiting.
- Simplified clipboard utility for better error handling.
- Enhanced logging initialization for better error reporting.
- Improved pagination utility with clearer method annotations.
- Cleaned up sanitization functions for filenames and paths.
- Enhanced slug generation functions for better clarity and usability.

crates/zesdex-iam/src/infrastructure/http/handlers.rs

@@ -27,19 +27,14 @@ pub fn handle_create_session<S: SessionService>(
 }
 
 /// Handle a list-sessions request.
-pub fn handle_list_sessions<S: SessionService>(
-    service: &S,
-) -> anyhow::Result<SessionListResponse> {
+pub fn handle_list_sessions<S: SessionService>(service: &S) -> anyhow::Result<SessionListResponse> {
     let sessions = service.list_all()?;
     let total = sessions.len();
     Ok(SessionListResponse { sessions, total })
 }
 
 /// Handle an archive-session request.
-pub fn handle_archive_session<S: SessionService>(
-    service: &S,
-    id: &str,
-) -> anyhow::Result<()> {
+pub fn handle_archive_session<S: SessionService>(service: &S, id: &str) -> anyhow::Result<()> {
     service.archive_session(id)?;
     Ok(())
 }
@@ -63,9 +58,7 @@ pub fn handle_complete_oauth<O: OAuthService>(
 }
 
 /// Handle a get-token request.
-pub fn handle_get_token<O: OAuthService>(
-    service: &O,
-) -> anyhow::Result<OAuthTokenResponse> {
+pub fn handle_get_token<O: OAuthService>(service: &O) -> anyhow::Result<OAuthTokenResponse> {
     let token = service
         .get_token()?
         .ok_or_else(|| anyhow::anyhow!("no OAuth token stored"))?;