Pre-MCP UI and architecture cleanup (#19689)

tools/server/webui/src/lib/constants/cache.ts

@@ -3,31 +3,40 @@
  */
 
 /**
- * Default TTL (Time-To-Live) for cache entries in milliseconds.
+ * Default TTL (Time-To-Live) for cache entries in milliseconds
+ * @default 5 minutes
  */
 export const DEFAULT_CACHE_TTL_MS = 5 * 60 * 1000;
 
 /**
- * Default maximum number of entries in a cache.
+ * Default maximum number of entries in a cache
+ * @default 100
  */
 export const DEFAULT_CACHE_MAX_ENTRIES = 100;
 
 /**
- * TTL for model props cache in milliseconds.
+ * TTL for model props cache in milliseconds
+ * Props don't change frequently, so we can cache them longer
+ * @default 10 minutes
  */
 export const MODEL_PROPS_CACHE_TTL_MS = 10 * 60 * 1000;
 
 /**
- * Maximum number of model props to cache.
+ * Maximum number of model props to cache
+ * @default 50
  */
 export const MODEL_PROPS_CACHE_MAX_ENTRIES = 50;
 
 /**
- * Maximum number of inactive conversation states to keep in memory.
+ * Maximum number of inactive conversation states to keep in memory
+ * States for conversations beyond this limit will be cleaned up
+ * @default 10
  */
 export const MAX_INACTIVE_CONVERSATION_STATES = 10;
 
 /**
- * Maximum age (in ms) for inactive conversation states before cleanup.
+ * Maximum age (in ms) for inactive conversation states before cleanup
+ * States older than this will be removed during cleanup
+ * @default 30 minutes
  */
 export const INACTIVE_CONVERSATION_STATE_MAX_AGE_MS = 30 * 60 * 1000;