feat(ai): add support for latest Claude models and update provider flags (#1423)

- Add support for "claude-sonnet-4-5" and "claude-haiku-4-5" models
- Update provider flag help to include new Claude model options

Signed-off-by: appleboy <appleboy.tw@gmail.com>

Author: appleboy

autofix/ai.go

@@ -13,7 +13,7 @@ import (
 const (
 	AIProviderFlagHelp = `AI API provider to generate auto fixes to issues. Valid options are:
 - gemini-2.5-pro, gemini-2.5-flash, gemini-2.5-flash-lite, gemini-2.0-flash, gemini-2.0-flash-lite (gemini, default);
-- claude-sonnet-4-0 (claude, default), claude-opus-4-0, claude-opus-4-1, claude-sonnet-3-7`
+- claude-sonnet-4-0 (claude, default), claude-sonnet-4-5, claude-opus-4-0, claude-opus-4-1, claude-haiku-4-5, claude-sonnet-3-7`
 
 	AIPrompt = `Provide a brief explanation and a solution to fix this security issue
   in Go programming language: %q.

autofix/claude.go

@@ -13,6 +13,8 @@ const (
 	ModelClaudeOpus4_0   = anthropic.ModelClaudeOpus4_0
 	ModelClaudeOpus4_1   = anthropic.ModelClaudeOpus4_1_20250805
 	ModelClaudeSonnet4_0 = anthropic.ModelClaudeSonnet4_0
+	ModelClaudeSonnet4_5 = anthropic.ModelClaudeSonnet4_5_20250929
+	ModelClaudeHaiku4_5  = anthropic.ModelClaudeHaiku4_5_20251001
 )
 
 var _ GenAIClient = (*claudeWrapper)(nil)
@@ -68,6 +70,10 @@ func parseAnthropicModel(model string) anthropic.Model {
 		return anthropic.ModelClaudeOpus4_0
 	case "claude-opus-4-1":
 		return anthropic.ModelClaudeOpus4_1_20250805
+	case "claude-sonnet-4-5", "claude-sonnet-4-5-20250929":
+		return anthropic.ModelClaudeSonnet4_5_20250929
+	case "claude-haiku-4-5", "claude-haiku-4-5-20251001":
+		return anthropic.ModelClaudeHaiku4_5_20251001
 	}
 
 	return anthropic.ModelClaudeSonnet4_0