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/init_template.rs

@@ -17,9 +17,8 @@ fn init_workspace_header_lists_supported_extensions() {
     }
     kebab_app::init_workspace(true).expect("init_workspace");
     let cfg_path = kebab_config::Config::xdg_config_path();
-    let body = std::fs::read_to_string(&cfg_path).unwrap_or_else(|e| {
-        panic!("read config at {}: {e}", cfg_path.display())
-    });
+    let body = std::fs::read_to_string(&cfg_path)
+        .unwrap_or_else(|e| panic!("read config at {}: {e}", cfg_path.display()));
     assert!(
         body.contains("처리 가능한 형식"),
         "header lists supported types section: body=\n{body}"