- Add `process_resident_memory_bytes`, `process_virtual_memory_bytes`, `go_memstats_sys_bytes`, `go_memstats_heap_idle_bytes`, `go_memstats_heap_inuse_bytes`, `go_goroutines`, `go_threads`, `buffer_default_size_bytes`, `buffer_max_size_bytes`, and `buffer_size_bytes` metrics to OpenTelemetry.
- Add support for the `Last-Modified` response header and the `If-Modified-Since` request header (controlled by the `IMGPROXY_USE_LAST_MODIFIED` config).
+- Add `IMGPROXY_S3_ASSUME_ROLE_ARN` config.
### Change
- Optimized memory buffers pooling for better performance and memory reusage.
DarthSim