refactor: 移除模型配置中的-thinking后缀并统一使用非思考模式Claude Opus 4-5

- 移除所有模型配置中的-thinking后缀，统一使用非思考模式的Claude Opus 4-5模型。
- 将模型名称从 claude-opus-4-5-thinking 修改为 claude-opus-4-5 并保留推理功能配置

oh-my-opencode.jsonc

@@ -4,15 +4,15 @@
     // https://github.com/code-yeongyu/oh-my-opencode/blob/dev/AGENTS.md#agent-models
     "sisyphus": {
       "description": "Primary orchestrator",
-      "model": "cpa-anthropic/claude-opus-4-5-thinking"
+      "model": "cpa-anthropic/claude-opus-4-5"
     },
     "prometheus": {
       "description": "Strategic planning",
-      "model": "cpa-anthropic/claude-opus-4-5-thinking"
+      "model": "cpa-anthropic/claude-opus-4-5"
     },
     "atlas": {
       "description": "Master orchestrator",
-      "model": "cpa-anthropic/claude-opus-4-5-thinking"
+      "model": "cpa-anthropic/claude-opus-4-5"
     },
     "oracle": {
       "description": "Consultation, debugging",
@@ -55,7 +55,7 @@
     },
     "unspecified-high": {
       "description": "Tasks that don't fit other categories, high effort required",
-      "model": "cpa-anthropic/claude-opus-4-5-thinking"
+      "model": "cpa-anthropic/claude-opus-4-5"
     },
     "writing": {
       "description": "Documentation, prose, technical writing",

opencode.jsonc

@@ -19,7 +19,7 @@
         "apiKey": "{env:CPA_API_KEY}"
       },
       "models": {
-        "claude-opus-4-5-thinking": {
+        "claude-opus-4-5": {
           "name": "Claude Opus 4.5 (Thinking)",
           "reasoning": true,
           "modalities": {