feature #265 [Platform] Add Opus 4.1 (OskarStark)

This PR was merged into the main branch.

Discussion
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[Platform] Add Opus 4.1

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | yes
| Docs?         | no
| Issues        | --
| License       | MIT

https://docs.anthropic.com/en/docs/about-claude/models/overview#model-aliases

Commits
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1bba179 Add Opus 4.1

Author: OskarStark

src/platform/src/Bridge/Anthropic/Claude.php

@@ -29,6 +29,7 @@ class Claude extends Model
     public const OPUS_3 = 'claude-3-opus-20240229';
     public const OPUS_4 = 'claude-opus-4-20250514';
     public const OPUS_4_0 = 'claude-opus-4-0';
+    public const OPUS_4_1 = 'claude-opus-4-1';
 
     /**
      * @param array<string, mixed> $options The default options for the model usage