refactor: 统一模型配置并更新代理与分类模型设置

- 更新所有代理和分类的模型配置，统一使用新的CPA模型标识并新增未指定级别的高低优先级模型设置。
- 移除旧的 GLM 和 Claude 模型配置，替换为新的 Packy OpenAI 模型配置，并更新模型名称和版本。

opencode.jsonc

@@ -6,19 +6,6 @@
   "small_model": "google-gateway/gemini-3-flash",
   "plugin": ["oh-my-opencode"],
   "provider": {
-    "glm-coding-plan": {
-      "name": "GLM Coding Plan",
-      "npm": "@ai-sdk/openai-compatible",
-      "options": {
-        "baseURL": "https://api.z.ai/api/coding/paas/v4",
-        "apiKey": "{env:ZAI_API_KEY}"
-      },
-      "models": {
-        "glm-4.7": {
-          "name": "GLM-4.7"
-        }
-      }
-    },
     "cpa-anthropic": {
       "name": "CPA Anthropic",
       "npm": "@ai-sdk/anthropic",
@@ -35,9 +22,6 @@
         },
         "claude-sonnet-4-5": {
           "name": "Claude Sonnet 4.5"
-        },
-        "claude-haiku-4-5": {
-          "name": "Claude Haiku 4.5"
         }
       }
     },
@@ -52,8 +36,8 @@
         "gemini-3-pro-high": {
           "name": "Gemini 3 Pro (High)"
         },
-        "gemini-3-pro-image": {
-          "name": "Gemini 3 Pro (Image)"
+        "gemini-3-pro-low": {
+          "name": "Gemini 3 Pro (Low)"
         },
         "gemini-3-flash": {
           "name": "Gemini 3 Flash"
@@ -76,19 +60,19 @@
         }
       }
     },
-    "packycode-anthropic": {
-      "name": "PackyCode Anthropic",
-      "npm": "@ai-sdk/anthropic",
+    "packy-openai": {
+      "name": "Packy OpenAI",
+      "npm": "@ai-sdk/openai",
       "options": {
         "baseURL": "https://www.packyapi.com/v1",
         "apiKey": "{env:PACKY_API_KEY}"
       },
       "models": {
-        "claude-opus-4-5-20251101": {
-          "name": "Claude Opus 4.5"
+        "gpt-5.2": {
+          "name": "GPT-5.2"
         },
-        "claude-sonnet-4-5-20250929": {
-          "name": "Claude Sonnet 4.5"
+        "gpt-5.2-codex": {
+          "name": "GPT-5.2-Codex"
         }
       }
     }