feat: 升级代理模型版本至 claude-opus-4-6

- 将多个代理的模型版本从 claude-opus-4-5 升级为 claude-opus-4-6
- 更新模型版本为 cpa-anthropic/claude-opus-4-6

oh-my-opencode.jsonc

@@ -4,7 +4,7 @@
   "agents": {
     // ref: https://github.com/code-yeongyu/oh-my-opencode/blob/dev/AGENTS.md#agent-models
     "sisyphus": {
-      "model": "cpa-anthropic/claude-opus-4-5",
+      "model": "cpa-anthropic/claude-opus-4-6",
       "variant": "max"
     },
     "hephaestus": {
@@ -28,11 +28,11 @@
       "model": "cpa-google/gemini-3-flash"
     },
     "prometheus": {
-      "model": "cpa-anthropic/claude-opus-4-5",
+      "model": "cpa-anthropic/claude-opus-4-6",
       "variant": "max"
     },
     "metis": {
-      "model": "cpa-anthropic/claude-opus-4-5",
+      "model": "cpa-anthropic/claude-opus-4-6",
       "variant": "max"
     },
     "momus": {
@@ -68,7 +68,7 @@
       "model": "cpa-anthropic/claude-sonnet-4-5"
     },
     "unspecified-high": {
-      "model": "cpa-anthropic/claude-opus-4-5",
+      "model": "cpa-anthropic/claude-opus-4-6",
       "variant": "max"
     },
     "writing": {

opencode.jsonc

@@ -2,7 +2,7 @@
   "$schema": "https://opencode.ai/config.json",
   "autoupdate": false,
   "theme": "system",
-  "model": "cpa-anthropic/claude-opus-4-5",
+  "model": "cpa-anthropic/claude-opus-4-6",
   "small_model": "cpa-google/gemini-3-flash",
   "plugin": ["oh-my-opencode@latest"],
   "provider": {