Fix CI formatting and resolve preset test conflict

crates/faderframe-engine/src/build.rs

@@ -2105,12 +2105,8 @@ pub fn build_graph(
                 ))
                 .audio_in(tap.layout)
                 .audio_out(layout);
-            let node = SendNode::cue(t.id, cue.id, s).with_layouts(
-                tap.layout,
-                layout,
-                None,
-                slots.mix()?,
-            );
+            let node =
+                SendNode::cue(t.id, cue.id, s).with_layouts(tap.layout, layout, None, slots.mix()?);
             if tap.in_bb {
                 let n = bb.add_node(spec, Box::new(node.quiet()));
                 bb.connect_audio(tap.node, tap.port, n, 0)?;
@@ -2769,7 +2765,12 @@ fn cross(
     let sub = u64::from(key.1) << 8;
     let w = bb.add_node(
         NodeSpec::new(format!("{name} · To Ring"))
-            .key(node_key(key.0, Role::CueAhead, sub | 1 ^ ring.identity(), &[layout]))
+            .key(node_key(
+                key.0,
+                Role::CueAhead,
+                sub | 1 ^ ring.identity(),
+                &[layout],
+            ))
             .audio_in(layout),
         Box::new(AheadWriter::new(Arc::clone(&ring))),
     );
@@ -2823,7 +2824,7 @@ fn cue_bus_order(project: &Project) -> Vec<usize> {
         });
         if left.len() == before {
             // A loop (refused by the routing): whatever is left, in order.
-            order.extend(left.drain(..));
+            order.append(&mut left);
         }
     }
     order

crates/faderframe-engine/src/lib.rs

@@ -49,7 +49,9 @@ pub use engine::{
 };
 pub use plugins::{ActivatedPlugin, OutputBus, PluginHost, decode_state, encode_state};
 pub use record::{RecordBlock, RecordStreams, RecordTarget};
-pub use slots::{ChainSlots, CueSendSlots, CueTalkSlots, SlotRegistry, SlotsExhausted, StripSlots, Talkback};
+pub use slots::{
+    ChainSlots, CueSendSlots, CueTalkSlots, SlotRegistry, SlotsExhausted, StripSlots, Talkback,
+};
 pub use snapshot::{
     AudioRegion, Lane, MidiRegion, Source, SourceMap, StreamPlan, StreamRegion, TimelineSnapshot,
     WarpMode, WarpedRegion, render_generated_sources,

crates/faderframe-engine/src/nodes/send.rs

@@ -169,9 +169,13 @@ impl Processor<EngineContext> for SendNode {
 
     fn process(&mut self, cx: &ProcessContext<'_, EngineContext>, io: &mut NodeIo<'_>) {
         let static_level = cx.data.params.get(self.level);
-        let static_on = self
-            .on
-            .map_or(1.0, |s| if cx.data.params.get(s) >= 0.5 { 1.0 } else { 0.0 });
+        let static_on = self.on.map_or(1.0, |s| {
+            if cx.data.params.get(s) >= 0.5 {
+                1.0
+            } else {
+                0.0
+            }
+        });
         let auto = cx.data.timeline.automation(self.track);
         let cue_lanes = self.cue.and_then(|c| auto.and_then(|a| a.cue_send(c)));
         let lane = self
@@ -253,15 +257,13 @@ impl Processor<EngineContext> for SendNode {
         } else {
             out.copy_from(input);
         }
-        let step = if lane.is_some()
-            || on_lane.is_some()
-            || pan_lanes.is_some()
-            || balance_lane.is_some()
-        {
-            AUTOMATION_STEP
-        } else {
-            n.max(1)
-        };
+        let step =
+            if lane.is_some() || on_lane.is_some() || pan_lanes.is_some() || balance_lane.is_some()
+            {
+                AUTOMATION_STEP
+            } else {
+                n.max(1)
+            };
         let mut off = 0;
         while off < n {
             let m = step.min(n - off);

crates/faderframe-engine/src/nodes/strip.rs

@@ -371,7 +371,14 @@ impl ChannelStrip {
 
     /// The pre-fader output (1, track layout) for frames `off..off + m`,
     /// reaching `audible` at the end of the range.
-    fn render_pre(&mut self, input: &AudioBuffer, outs: &mut [AudioBuffer], off: usize, m: usize, audible: f32) {
+    fn render_pre(
+        &mut self,
+        input: &AudioBuffer,
+        outs: &mut [AudioBuffer],
+        off: usize,
+        m: usize,
+        audible: f32,
+    ) {
         let Some(pre) = outs.get_mut(1) else {
             return;
         };

crates/faderframe-engine/src/slots.rs

@@ -383,7 +383,14 @@ impl SlotRegistry {
             let s = self.cue_talk(c.id)?;
             let talking = talk.on && talk.input.is_some() && c.talkback;
             table.set(s.talk, if talking { talk.level.max(0.0) } else { 0.0 });
-            table.set(s.dim, if talking { talk.dim.clamp(0.0, 1.0) } else { 1.0 });
+            table.set(
+                s.dim,
+                if talking {
+                    talk.dim.clamp(0.0, 1.0)
+                } else {
+                    1.0
+                },
+            );
         }
         Ok(())
     }

crates/faderframe-engine/src/snapshot.rs

@@ -600,7 +600,10 @@ impl TrackAutomation {
     /// The lanes of the track's send to cue mix `cue`.
     #[inline]
     pub fn cue_send(&self, cue: faderframe_core::CueId) -> Option<&CueSendLanes> {
-        self.cue_sends.iter().find(|(c, _)| *c == cue).map(|(_, l)| l)
+        self.cue_sends
+            .iter()
+            .find(|(c, _)| *c == cue)
+            .map(|(_, l)| l)
     }
 
     #[inline]