feat(web-ui): CompileTab '영상 만들기' 버튼 + createPipeline payload 시그니처

src/pages/music/MusicStudio.css

@@ -3317,3 +3317,16 @@
 .modal-actions button { padding:6px 14px; background:rgba(255,255,255,.05); color:var(--ms-text, #f0f0f5);
     border:1px solid var(--ms-line, #2a2a3a); border-radius:8px; cursor:pointer; font-size:13px; }
 .modal-actions .button.primary { background:rgba(56,189,248,.2); color:#bae6fd; border-color:rgba(56,189,248,.4); }
+
+/* ── CompileTab → Pipeline 영상 만들기 버튼 ─────────────────────── */
+.cmp-btn-video {
+    padding: 6px 12px;
+    background: rgba(56, 189, 248, 0.15);
+    color: #bae6fd;
+    border: 1px solid rgba(56, 189, 248, 0.4);
+    border-radius: 6px;
+    cursor: pointer;
+    font-size: 12px;
+    margin-left: 6px;
+}
+.cmp-btn-video:hover { background: rgba(56, 189, 248, 0.25); }

src/pages/music/components/CompileTab.jsx

@@ -1,6 +1,7 @@
 import { useState, useEffect, useRef, useCallback } from 'react';
 import {
     createCompileJob, getCompileJobs, deleteCompileJob, exportCompileJob,
+    createPipeline, startPipeline,
 } from '../../../api';
 
 const fmtDuration = (sec) => {
@@ -10,7 +11,7 @@ const fmtDuration = (sec) => {
     return `${m}분 ${s}초`;
 };
 
-export default function CompileTab({ library }) {
+export default function CompileTab({ library, onSwitchToPipeline }) {
     const [jobs,         setJobs]         = useState([]);
     const [selected,     setSelected]     = useState([]); // [{id, title, audio_url}] in order
     const [crossfade,    setCrossfade]    = useState(3);
@@ -89,6 +90,19 @@ export default function CompileTab({ library }) {
         if (exportData && exportData.id === jobId) setExportData(null);
     };
 
+    const handleVideoFromCompile = async (jobId) => {
+        if (!window.confirm('이 mix로 영상 파이프라인을 시작할까요?')) return;
+        try {
+            const p = await createPipeline({ compile_job_id: jobId });
+            await startPipeline(p.id);
+            if (onSwitchToPipeline) {
+                onSwitchToPipeline(p.id);
+            }
+        } catch (e) {
+            alert(`파이프라인 시작 실패: ${e.message || e}`);
+        }
+    };
+
     const totalMin = selected.length > 0
         ? Math.round(selected.reduce((acc, t) => {
             const match = library.find(l => l.id === t.id);
@@ -215,6 +229,12 @@ export default function CompileTab({ library }) {
                                         >
                                             {exportingId === j.id ? '...' : '↓ 내보내기'}
                                         </button>
+                                        <button type="button"
+                                            className="cmp-btn-video"
+                                            onClick={() => handleVideoFromCompile(j.id)}
+                                        >
+                                            🎬 영상 만들기
+                                        </button>
                                     </>
                                 )}
                                 {j.status === 'failed' && (

src/pages/music/components/YoutubeTab.jsx

@@ -49,7 +49,12 @@ export default function YoutubeTab({ library, initialTrackId, onClearInitialTrac
                     onClearInitialTrack={onClearInitialTrack}
                 />
             )}
-            {subtab === 'compile' && <CompileTab library={library} />}
+            {subtab === 'compile' && (
+                <CompileTab
+                    library={library}
+                    onSwitchToPipeline={() => setSubtab('pipeline')}
+                />
+            )}
             {subtab === 'trends' && <TrendsTab />}
             {subtab === 'revenue' && <RevenueTab />}
             {subtab === 'setup' && <SetupTab />}