Module state 

Structs

AppState

Application state shared across all handlers

MetadataCache

Cache for session metadata with time-based invalidation

Functions

get_metadata

Refresh metadata cache if stale, return current data

load_session_metadata

Scan all project directories to build session metadata cache

read_session_info_from_jsonl

Read customTitle, slug, and projectPath from first 64KB of a JSONL file