fix(prompts): title-case tool error headers and align en i18n keys to match tests

Author: hannesrudolph

src/core/prompts/responses.ts

@@ -16,8 +16,8 @@ export const formatResponse = {
 
 	toolError: (error?: string, toolName?: string) => {
 		const title = toolName
-			? t("tools:errors.toolCallError", { toolName, defaultValue: `Tool call error: ${toolName}` })
-			: t("tools:errors.toolExecutionError", { defaultValue: "Tool execution error" })
+			? t("tools:errors.toolCallError", { toolName, defaultValue: `Tool Call Error: ${toolName}` })
+			: t("tools:errors.toolExecutionError", { defaultValue: "Tool Execution Error" })
 		return `${title}\n<error>\n${error}\n</error>`
 	},
 

src/i18n/locales/en/tools.json

@@ -29,8 +29,8 @@
 		"changesRejected": "Changes were rejected by the user."
 	},
 	"errors": {
-		"toolCallError": "Tool call error: {{toolName}}",
-		"toolExecutionError": "Tool execution error",
+		"toolCallError": "Tool Call Error: {{toolName}}",
+		"toolExecutionError": "Tool Execution Error",
 		"fileNotFound": "File Not Found",
 		"parseError": "Parse error",
 		"commandTimeout": "Command timeout",