style: apply rustfmt across all crates and demos

Consistent formatting pass: line wrapping, import sorting, trailing
whitespace removal, let-chain indentation, merged derive attributes,
and unsafe block reformatting.

Co-Authored-By: Claude Opus 4.6 (1M context) <[email protected]>

demos/rtx-drugbinder-demo/src/sample_data.rs

@@ -42,13 +42,11 @@ pub fn get_protein_by_id(protein_id: &str) -> Result<ProteinTarget, DrugBinderEr
     targets
         .into_iter()
         .find(|t| t.id == protein_id)
-        .ok_or_else(|| {
-            DrugBinderError::InvalidProtein(format!("Unknown protein ID: {protein_id}"))
-        })
+        .ok_or_else(|| DrugBinderError::InvalidProtein(format!("Unknown protein ID: {protein_id}")))
 }
 
 /// Convert sequence to protein.
-#[must_use] 
+#[must_use]
 pub fn sequence_to_protein(sequence: &str, name: Option<String>) -> ProteinTarget {
     ProteinTarget {
         id: format!("seq_{}", hash_sequence(sequence)),
@@ -181,13 +179,12 @@ fn parse_smiles(smiles: &str) -> Result<(Vec<Atom>, Vec<Bond>), DrugBinderError>
 
             // Add bond to previous atom
             if let Some(prev_idx) = prev_atom {
-                let bond_type = if is_aromatic_atom
-                    && atoms.get(prev_idx).is_some_and(|a| a.is_aromatic)
-                {
-                    BondType::Aromatic
-                } else {
-                    pending_bond_type
-                };
+                let bond_type =
+                    if is_aromatic_atom && atoms.get(prev_idx).is_some_and(|a| a.is_aromatic) {
+                        BondType::Aromatic
+                    } else {
+                        pending_bond_type
+                    };
 
                 bonds.push(Bond {
                     atom1: prev_idx,
@@ -430,15 +427,15 @@ fn element_mass(element: &Element) -> f32 {
 }
 
 fn hash_smiles(smiles: &str) -> u32 {
-    smiles
-        .bytes()
-        .fold(0u32, |acc, b| acc.wrapping_mul(31).wrapping_add(u32::from(b)))
+    smiles.bytes().fold(0u32, |acc, b| {
+        acc.wrapping_mul(31).wrapping_add(u32::from(b))
+    })
 }
 
 fn hash_sequence(sequence: &str) -> u32 {
-    sequence
-        .bytes()
-        .fold(0u32, |acc, b| acc.wrapping_mul(37).wrapping_add(u32::from(b)))
+    sequence.bytes().fold(0u32, |acc, b| {
+        acc.wrapping_mul(37).wrapping_add(u32::from(b))
+    })
 }
 
 /// Get protein database.