fix: show frame and time in video titles (frame primary, time auxiliary)

Format: F123-F456 (5.1s-18.9s)
- Frame range is primary (left)
- Time range is auxiliary (right in parentheses)

src/views/LibraryView.vue

@@ -842,7 +842,7 @@ function toggleSelect(f: any) {
 }
 
 function playVideo(f: any) {
-  currentVideo.value = { fileUuid: f.file_uuid, startFrame: 0, endFrame: 99999, title: `F0-F99999 (${f.file_name})` }
+  currentVideo.value = { fileUuid: f.file_uuid, startFrame: 0, endFrame: 99999, title: f.file_name }
   playing.value = true
 }
 

src/views/PeopleView.vue

@@ -1122,7 +1122,7 @@ function playTrace(t: any) {
     fileUuid: t.file_uuid,
     startFrame: t.first_frame || 0,
     endFrame: t.last_frame || (t.first_frame || 0) + 30,
-    title: `F${t.first_frame || 0}-F${t.last_frame || 0} (Trace ${t.trace_id})`
+    title: `F${t.first_frame || 0}-F${t.last_frame || 0} (${formatTime(t.first_sec || 0)}-${formatTime(t.last_sec || 0)})`
   }
   playing.value = true
 }

src/views/PersonDetailView.vue

@@ -737,7 +737,7 @@ function playAllSegments() {
     startFrame: t.first_frame || 0,
     endFrame: t.last_frame || (t.first_frame || 0) + 30,
     traceIdx: 0,
-    title: `F${t.first_frame || 0}-F${t.last_frame || 0} (${person.value?.name})`,
+    title: `F${t.first_frame || 0}-F${t.last_frame || 0} (${formatTime(t.first_sec || 0)}-${formatTime(t.last_sec || 0)})`,
   }
   playing.value = true
 }
@@ -750,7 +750,7 @@ function playMerged(m: any) {
     startFrame: t.first_frame || 0,
     endFrame: t.last_frame || (t.first_frame || 0) + 30,
     traceIdx: m._startIdx,
-    title: `F${t.first_frame || 0}-F${t.last_frame || 0} (${person.value?.name})`,
+    title: `F${t.first_frame || 0}-F${t.last_frame || 0} (${formatTime(t.first_sec || 0)}-${formatTime(t.last_sec || 0)})`,
   }
   playing.value = true
 }