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-cli/tests/ingest_progress_cli.rs

@@ -90,12 +90,7 @@ fn ingest_human_non_tty_emits_progress_lines_to_stderr() {
     // target is `hidden` and progress lines go to stderr instead.
     let (tmp, ws) = fixture_workspace();
     let mut cmd = Command::new(kebab_bin());
-    cmd.args([
-        "ingest",
-        "--root",
-        ws.to_str().unwrap(),
-        "--summary-only",
-    ]);
+    cmd.args(["ingest", "--root", ws.to_str().unwrap(), "--summary-only"]);
     for (k, v) in xdg_envs(tmp.path()) {
         cmd.env(k, v);
     }
@@ -155,8 +150,14 @@ fn ingest_json_progress_lines_carry_kind_and_ts() {
             saw_completed = true;
             // Counts mirror the report.
             let counts = v.get("counts").unwrap();
-            assert_eq!(counts.get("scanned").and_then(serde_json::Value::as_u64), Some(2));
-            assert_eq!(counts.get("new").and_then(serde_json::Value::as_u64), Some(2));
+            assert_eq!(
+                counts.get("scanned").and_then(serde_json::Value::as_u64),
+                Some(2)
+            );
+            assert_eq!(
+                counts.get("new").and_then(serde_json::Value::as_u64),
+                Some(2)
+            );
         }
     }
     assert!(saw_scan_started, "missing scan_started event");