Drop comments that restate the code

src/cli.rs

@@ -562,6 +562,8 @@ fn print_status_line(ok: bool) {
 fn print_unsigned_warning() {
     println!("warning:    ⚠ UNSIGNED — hash ok, not cryptographically signed");
 }
+
+// ---------------------------------------------------------------------------
 // Handlers
 // ---------------------------------------------------------------------------
 
@@ -1843,7 +1845,6 @@ pub fn handle_check(args: CheckArgs) -> Result<(), TaprootError> {
             warning: warnings,
         });
     }
-    // Validate has_breaking helper stays consistent
     debug_assert_eq!(has_breaking(&diffs), breaking > 0);
 
     Ok(())

src/engine.rs

@@ -9,14 +9,10 @@ use crate::state::{SignedState, TaprootState};
 pub struct StateEngine;
 
 impl StateEngine {
-    /// Canonical JSON — sorted keys, no whitespace tricks.
-    /// Uses serde_json with BTreeMap already sorted, then re-serializes deterministically.
+    /// Canonical JSON — sorted keys, no whitespace tricks. The hash is taken over
+    /// this form, so key order must be stable across struct and map nesting.
     pub fn to_canonical_json(state: &TaprootState) -> Result<Vec<u8>, TaprootError> {
-        // serde_json sorts struct keys by definition order; BTreeMap sorts env_vars.
-        // For true canonical, we serialize via Value then to_string with sorted keys.
         let json = serde_json::to_string(state)?;
-        // Parse and re-stringify to ensure deterministic key ordering at all levels.
-        // serde_json's Value uses BTreeMap internally when `preserve_order` is off (default).
         let value: serde_json::Value = serde_json::from_str(&json)?;
         Ok(serde_json::to_vec(&value)?)
     }

src/keys.rs

@@ -123,7 +123,6 @@ impl KeyStore {
 
     fn add_to_index(&self, kp: &Keypair) -> Result<(), TaprootError> {
         let mut keys = self.load_index()?;
-        // deactivate previous active keys if this one is active? keep all active for rotation
         keys.push(kp.clone());
         self.save_index(&keys)?;
         Ok(())

src/mount.rs

@@ -706,10 +706,6 @@ impl Filesystem for TaprootFS {
     }
 }
 
-// ---------------------------------------------------------------------------
-// Public mount helper
-// ---------------------------------------------------------------------------
-
 // ---------------------------------------------------------------------------
 // Drift extraction
 // ---------------------------------------------------------------------------