style: cargo fmt --all (round 4 ingest log feature follow-up)

Phase C4 executor 의 마지막 `fix(test): clippy + fmt fixes` commit 이
test file 부분만 fmt 적용. workspace 전체 fmt 누락 발견 → cargo fmt --all
적용. 모든 import alphabetical reorder + line wrapping 정합.

추가 untracked artifact 동시 commit:
- docs/superpowers/specs/2026-05-28-v0.20-ingest-log-spec.md (491 line, ACCEPT)
- docs/superpowers/plans/2026-05-28-v0.20-ingest-log-plan.md (616 line, ACCEPT)

workspace test: 1370 passed / 0 failed / 50 ignored, ingest_log_smoke green.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

crates/kebab-app/tests/reset_orphans.rs

@@ -78,19 +78,15 @@ fn reset_orphans_only_purges_out_of_scope_docs() {
     narrow_cfg.workspace.exclude = vec!["b.rs".to_string(), "c.rs".to_string()];
 
     // Run orphans-only reset.
-    let report = execute(ResetScope::OrphansOnly, &narrow_cfg)
-        .expect("orphans-only reset must succeed");
+    let report =
+        execute(ResetScope::OrphansOnly, &narrow_cfg).expect("orphans-only reset must succeed");
 
     assert_eq!(
         report.orphans_purged, 2,
         "expected 2 orphans purged (b.rs + c.rs): {report:?}"
     );
 
-    let mut purged: Vec<String> = report
-        .purged_paths
-        .iter()
-        .map(|p| p.0.clone())
-        .collect();
+    let mut purged: Vec<String> = report.purged_paths.iter().map(|p| p.0.clone()).collect();
     purged.sort();
     assert_eq!(
         purged,