fix: enable caching for Opus 4.5 model

Added claude-opus-4-5-20251101 to the cache control switch statements
to enable prompt caching, matching the behavior of other Claude models.

Fixes #9567

Author: roomote

src/api/providers/anthropic.ts

@@ -56,6 +56,7 @@ export class AnthropicHandler extends BaseProvider implements SingleCompletionHa
 		switch (modelId) {
 			case "claude-sonnet-4-5":
 			case "claude-sonnet-4-20250514":
+			case "claude-opus-4-5-20251101":
 			case "claude-opus-4-1-20250805":
 			case "claude-opus-4-20250514":
 			case "claude-3-7-sonnet-20250219":
@@ -117,6 +118,7 @@ export class AnthropicHandler extends BaseProvider implements SingleCompletionHa
 						switch (modelId) {
 							case "claude-sonnet-4-5":
 							case "claude-sonnet-4-20250514":
+							case "claude-opus-4-5-20251101":
 							case "claude-opus-4-1-20250805":
 							case "claude-opus-4-20250514":
 							case "claude-3-7-sonnet-20250219":