chore: 合并 CPA OpenAI 提供商并统一模型前缀

opencode.jsonc

@@ -2,17 +2,17 @@
   "$schema": "https://opencode.ai/config.json",
   "autoupdate": false,
   "theme": "system",
-  "model": "codex/gpt-5.3-codex",
-  "small_model": "codex/gpt-5.1-codex-mini",
+  "model": "cpa-openai/gpt-5.3-codex",
+  "small_model": "opencode/gpt-5-nano",
   "plugin": ["oh-my-opencode@latest"],
   "provider": {
     // ref: https://models.dev/
-    "codex": {
-      "name": "Codex",
+    "cpa-openai": {
+      "name": "CPA OpenAI",
       "npm": "@ai-sdk/openai",
       "options": {
-        "baseURL": "https://codex-api.packycode.com/v1",
-        "apiKey": "{env:CODEX_API_KEY}",
+        "baseURL": "https://cpa.furtherverse.com/v1",
+        "apiKey": "{env:CPA_API_KEY}",
         "setCacheKey": true
       },
       "models": {
@@ -20,7 +20,7 @@
           "name": "GPT-5.3-Codex",
           "reasoning": true,
           "modalities": {
-            "input": ["text", "image"],
+            "input": ["text", "image", "pdf"],
             "output": ["text"]
           },
           "limit": { "context": 400000, "input": 272000, "output": 128000 }
@@ -42,17 +42,7 @@
             "output": ["text"]
           },
           "limit": { "context": 400000, "input": 272000, "output": 128000 }
-        }
-      }
-    },
-    "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",
           "reasoning": true,