3 Commits

Author	SHA1	Message	Date
sneak	1f809a6fc9	Implement ETag, HEAD requests, and conditional requests ... - Add ETag generation based on output content hash (first 16 chars) - Add ContentLength to ImageResponse from cache - Add LoadWithSize method to ContentStorage - Add GetOutputWithSize method to Cache - Handle HEAD requests returning headers only - Handle If-None-Match conditional requests returning 304 - Register HEAD route for image proxy endpoint	2026-01-08 10:08:38 -08:00
sneak	6304556837	Refactor to serve all responses from cached files on disk ... - StoreOutput now returns output hash for immediate retrieval - Cache misses now serve from disk file after storing (same as hits) - Log served_bytes from actual io.Copy result (avoids stat calls) - Remove ContentLength field usage for cache hits (stream from file) - Fix tests to properly check all return values	2026-01-08 05:11:55 -08:00
sneak	30c5c077e5	Add cache service with hot cache and negative caching ... Implements cache lookup with in-memory hot path, source/output storage, negative caching for failed fetches, TTL expiration, and statistics tracking.	2026-01-08 03:35:55 -08:00