Revert "test: cover review edge cases and repair paths"

This reverts commit 61942eeebbba95c81431896c7fd8f43ff0e7c0d5.

app/findings.js

@@ -77,20 +77,20 @@ function fallback(label, findings, e) {
 }
 
 /** 只保留 AI 需要的欄位，減少 token 用量 */
-export function toAIPayload(findings) {
+function toAIPayload(findings) {
   return findings.map(({ level, role, location, suggestion }) => ({ level, role, location, suggestion }));
 }
 
 /**
  * 呼叫 LLM 進行語意去重，失敗時降級回傳原始 findings
  */
-export async function deduplicateWithAI(findings, chatFn = chatJSON) {
+export async function deduplicateWithAI(findings) {
   if (findings.length === 0) return findings;
 
   const systemPrompt = `移除語意重複的程式碼審查問題（JSON 陣列）。保留等級較高者（critical > warning > info）。只回傳去重後的 JSON 陣列。`;
 
   try {
-    const result = await chatFn(systemPrompt, JSON.stringify(toAIPayload(findings)));
+    const result = await chatJSON(systemPrompt, JSON.stringify(toAIPayload(findings)));
     if (Array.isArray(result) && result.length > 0) {
       console.log(`  AI 去重: ${findings.length} -> ${result.length} 筆`);
       // 以 location+suggestion 為 key，將原始 findings 的完整欄位（含 is_new）補回
@@ -131,7 +131,7 @@ export function applyExclusions(findings, exclusions) {
 /**
  * 呼叫 AI 判斷哪些問題是誤報或不需處理，失敗時降級回傳原始 findings
  */
-export async function filterFalsePositivesWithAI(findings, exclusions = [], chatFn = chatJSON) {
+export async function filterFalsePositivesWithAI(findings, exclusions = []) {
   if (findings.length === 0) return findings;
 
   const exclusionHint = exclusions.length > 0
@@ -141,7 +141,7 @@ export async function filterFalsePositivesWithAI(findings, exclusions = [], chat
   const systemPrompt = `判斷以下程式碼審查問題是否為誤報或不適用（如已正確使用 secrets、CI/CD 必要權限等），移除後只回傳需保留的 JSON 陣列。${exclusionHint}`;
 
   try {
-    const result = await chatFn(systemPrompt, JSON.stringify(toAIPayload(findings)));
+    const result = await chatJSON(systemPrompt, JSON.stringify(toAIPayload(findings)));
     if (Array.isArray(result) && result.length > 0) {
       console.log(`  AI 誤報過濾: ${findings.length} -> ${result.length} 筆`);
       const origMap = new Map(findings.map(f => [`${f.location}|${String(f.suggestion).slice(0, 50)}`, f]));