fix: enhance suggestions in exclusions.json for clarity and accuracy; update filterFalsePositivesWithAI to accept exclusions

.gitea/ai-review/exclusions.json

@@ -6,27 +6,23 @@
   },
   {
     "location": "app/git.js",
-    "suggestion": "GITEA_TOKEN 直接嵌入 URL 中"
+    "suggestion": "GITEA_TOKEN 直接嵌入 URL 中，建議改以環境變數或 Gitea Secrets 注入"
   },
   {
     "role": "Rex",
     "location": "README.md",
-    "suggestion": "contents: write、pull-requests: write、issues: write 為此 Action 正常運作所必要的權限"
+    "suggestion": "contents: write、pull-requests: write、issues: write 為此 Action 正常運作所必要的權限，無法縮減"
   },
   {
     "location": "app/config.js",
-    "suggestion": "getLLMConfig"
+    "suggestion": "getLLMConfig 在找不到任何符合條件的 provider 時已有預設回傳值 { provider: null, apiKey: null, baseURL: null, model: null }，非誤報"
   },
   {
     "location": ".gitea/ai-review/exclusions.json",
-    "suggestion": "GITEA_TOKEN"
-  },
-  {
-    "location": ".gitea/ai-review/exclusions.json",
-    "suggestion": "role 欄位"
+    "suggestion": "exclusions.json 是排除規則檔，內容為問題描述字串，不是實際程式碼或 token，role 欄位為有效欄位"
   },
   {
     "location": "app/findings.js",
-    "suggestion": "filterFalsePositivesWithAI"
+    "suggestion": "filterFalsePositivesWithAI 拋出的 Error 會被 catch 攔截並降級回傳原始 findings，不會中斷流程"
   }
 ]