refactor: 迁移 shader.wgsl 至 static/wgsl/，新增 model 模块

src/recording.rs

@@ -292,9 +292,11 @@ impl Recorder {
 
             let mut pressures = Vec::with_capacity(n_channels);
             for f in &fields[..n_channels] {
-                pressures.push(f.parse::<u32>().with_context(|| {
-                    format!("line {}: bad channel value '{}'", lineno + 2, f)
-                })?);
+                pressures.push(
+                    f.parse::<u32>().with_context(|| {
+                        format!("line {}: bad channel value '{}'", lineno + 2, f)
+                    })?,
+                );
             }
             let raw_ts = fields[n_channels]
                 .parse::<u64>()
@@ -320,7 +322,8 @@ impl Recorder {
                 // Pretend the recording happened `last.timestamp_ms` ago
                 // so that elapsed_ms() would return that value.
                 // We store a "fake" start by noting the offset.
-                r.start = Some(Instant::now() - std::time::Duration::from_millis(last.timestamp_ms));
+                r.start =
+                    Some(Instant::now() - std::time::Duration::from_millis(last.timestamp_ms));
                 r.paused_duration_ms = 0;
             }
         }