fix: add --all to cargo fmt in script/test and autoformat codebase

cargo fmt without --all fails with "Failed to find targets" in
workspace repos. This was blocking every story's gates. Also ran
cargo fmt --all to fix all existing formatting issues.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

crates/bft-json-crdt/src/json_crdt.rs

@@ -264,11 +264,7 @@ impl<T: CrdtNode + DebugView> BaseCrdt<T> {
                     // Bounded queue overflow: evict the oldest op from the largest
                     // pending bucket before adding the new one.  See CAUSAL_QUEUE_MAX.
                     if self.queue_len >= CAUSAL_QUEUE_MAX {
-                        if let Some(bucket) = self
-                            .message_q
-                            .values_mut()
-                            .max_by_key(|v| v.len())
-                        {
+                        if let Some(bucket) = self.message_q.values_mut().max_by_key(|v| v.len()) {
                             if !bucket.is_empty() {
                                 bucket.remove(0);
                                 self.queue_len = self.queue_len.saturating_sub(1);

crates/bft-json-crdt/src/lww_crdt.rs

@@ -1,5 +1,5 @@
 use crate::debug::DebugView;
-use crate::json_crdt::{CrdtNode, OpState, JsonValue};
+use crate::json_crdt::{CrdtNode, JsonValue, OpState};
 use crate::op::{join_path, print_path, Op, PathSegment, SequenceNumber};
 use std::cmp::{max, Ordering};
 use std::fmt::Debug;