fix: Wails file drop, duplicate listeners, trim drag, crop stage, preview cache/pixfmt, NSIS temp quoting

internal/media/probe_test.go

@@ -94,3 +94,36 @@ func TestParseRationalFPS(t *testing.T) {
 		}
 	}
 }
+
+func TestParseProbeJSON_H264PixFmtCompatibility(t *testing.T) {
+	makeSample := func(pixFmt string) []byte {
+		return []byte(`{
+			"format": {"duration": "10.0"},
+			"streams": [{"index": 0, "codec_type": "video", "codec_name": "h264", "width": 1280, "height": 720, "pix_fmt": "` + pixFmt + `"}]
+		}`)
+	}
+
+	okInfo, err := ParseProbeJSON(makeSample("yuv420p"), "clip.mp4", 100)
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if !okInfo.BrowserNative {
+		t.Fatalf("expected yuv420p mp4 to be browser native")
+	}
+
+	hi10Info, err := ParseProbeJSON(makeSample("yuv420p10le"), "clip10.mp4", 100)
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if hi10Info.BrowserNative {
+		t.Fatalf("expected 10-bit yuv420p10le mp4 NOT to be browser native")
+	}
+
+	fmt422Info, err := ParseProbeJSON(makeSample("yuv422p"), "clip422.mp4", 100)
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if fmt422Info.BrowserNative {
+		t.Fatalf("expected yuv422p mp4 NOT to be browser native")
+	}
+}