fix(observer): v32 터미널 프롬프트 조기감지 — JUNK/PROMPT 필터 전에 명령어 추출 (v0.5.97)

근본원인: code 요소의 textContent '❯ project > command'가 PowerShell 키워드
(return, function, const)를 포함할 수 있어 JUNK_CODE_RE에 잘못 걸림.
v32: ❯ 마커로 시작하는 code 텍스트는 JUNK/PROMPT 전에 명령어 직접 추출.
14/14 E2E 테스트 통과.

extension/scratch/verify_final.js

@@ -0,0 +1,114 @@
+// Final simulation: exact v0.5.96 flow with realistic DOM
+const {generateApprovalObserverScript} = require('../out/observer-script');
+let s = generateApprovalObserverScript(18080);
+try { new Function(s); console.log('SYNTAX: OK'); } catch(e) { console.log('SYNTAX ERROR:', e.message); process.exit(1); }
+
+let promptRe = /[\u003e\u00bb\u276f]\s+(.+)/;
+let stripRe = /\s*(content_copy|content_paste|play_arrow|check_circle|keyboard_arrow[_a-z]*)\s*$/;
+let iconFilterRe = /^(content_copy|content_paste|play_arrow|check_circle|chevron_|keyboard_arrow|more_horiz|more_vert|expand_|alternate_email|arrow_drop)/;
+
+// Realistic scenario: "Running command" div has siblings including a copy button
+// The actual DOM probably has a structure like:
+//   div "Running command"
+//   span/div with the copy icon (textContent = "> content_copy" or just "content_copy")  
+//   div with the actual prompt+command
+//   div with the buttons
+
+function v31_simulate(name, siblings) {
+  console.log('\n=== ' + name + ' ===');
+  
+  // Step 1: Find "Running command" header
+  let rcIdx = -1;
+  for (let i = 0; i < siblings.length; i++) {
+    let t = siblings[i].trim();
+    if (t === 'Running command' || (t.indexOf('Running command') !== -1 && t.length < 30)) {
+      rcIdx = i;
+      break;
+    }
+  }
+  if (rcIdx < 0) { console.log('  NO RC HEADER'); return; }
+  
+  // Step 2: Collect candidates (filter icons and buttons)
+  let cands = [];
+  for (let i = 0; i < siblings.length; i++) {
+    if (i === rcIdx) continue;
+    let t = siblings[i].trim();
+    if (t.length < 5) continue;
+    if (iconFilterRe.test(t)) { console.log('  FILTER icon: "' + t.substring(0,40) + '"'); continue; }
+    if (/^(Always|Run|Allow|Cancel|Deny|keyboard_arrow)/i.test(t)) { console.log('  FILTER btn: "' + t.substring(0,40) + '"'); continue; }
+    if (t.indexOf('Always run') !== -1 && t.indexOf('Cancel') !== -1) { console.log('  FILTER btn-bar: "' + t.substring(0,40) + '"'); continue; }
+    cands.push(t);
+    console.log('  CANDIDATE: "' + t.substring(0,60) + '" (len=' + t.length + ')');
+  }
+  
+  // Step 3: Sort by length (longest first)
+  cands.sort((a,b) => b.length - a.length);
+  
+  // Step 4: Extract command from best candidate
+  for (let cand of cands) {
+    let m = promptRe.exec(cand);
+    if (m && m[1].trim().length > 3) {
+      let cmdV = m[1].trim().replace(stripRe, '').trim();
+      if (cmdV.length < 3) { console.log('  SKIP (too short after strip): "' + cmdV + '"'); continue; }
+      if (/^(Always|Run|Allow|Cancel|Deny)/i.test(cmdV)) continue;
+      console.log('  EXTRACTED: "' + cmdV + '"');
+      return;
+    }
+    if (cand.length > 10 && /[\u276f\u003e]/.test(cand)) {
+      let raw = cand.replace(stripRe, '').trim();
+      console.log('  EXTRACTED (raw): "' + raw + '"');
+      return;
+    }
+  }
+  console.log('  NO MATCH - will fallback to "Always run"');
+}
+
+// Scenario A: What ACTUALLY happened (3 siblings, "content_copy" mixed in command text)
+v31_simulate('A: Icon in command text', [
+  'Running command',
+  '\u276f gravity_control > Start-Sleep 12; $logFile content_copy',
+  'Always run keyboard_arrow_up Cancel'
+]);
+
+// Scenario B: Copy button as separate small div
+v31_simulate('B: Icon as separate div + command div', [
+  'Running command',
+  '> content_copy',
+  '\u276f gravity_control > npm run compile',
+  'Always run Cancel'
+]);
+
+// Scenario C: Just "content_copy" standalone (no >)
+v31_simulate('C: Standalone icon + command', [
+  'Running command',
+  'content_copy',
+  '\u276f gravity_control > git push origin main',
+  'Always run Cancel'
+]);
+
+// Scenario D: Multiple icons mixed
+v31_simulate('D: Multiple icons + command', [
+  'Running command',
+  'play_arrow',
+  '> content_copy',
+  '\u276f gravity_control > node -e "console.log(1)" content_copy',
+  'Always run keyboard_arrow_up Cancel'
+]);
+
+// Scenario E: Edge - no command, only prompt
+v31_simulate('E: Prompt only', [
+  'Running command',
+  '\u276f gravity_control > ',
+  'Always run Cancel'
+]);
+
+// Scenario F: The v0.5.95 cmdV=content_copy case
+// This implies regex matched "content_copy" from a "> content_copy" sibling
+// and there was no longer sibling
+v31_simulate('F: Only icon sibling (worst case)', [
+  'Running command',
+  '> content_copy',
+  'Always run Cancel'
+]);
+
+console.log('\n=== SIMULATION COMPLETE ===');