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-mcp/tests/error_mapping.rs

@@ -23,7 +23,11 @@ async fn schema_tool_emits_error_v1_when_db_missing() {
         handler.state(),
         kebab_mcp::tools::schema::SchemaInput::default(),
     );
-    assert_eq!(result.is_error, Some(true), "expected isError=true on missing DB");
+    assert_eq!(
+        result.is_error,
+        Some(true),
+        "expected isError=true on missing DB"
+    );
 
     let content = result.content.first().unwrap();
     let text = match &content.raw {
@@ -31,6 +35,9 @@ async fn schema_tool_emits_error_v1_when_db_missing() {
         other => panic!("expected text content, got {other:?}"),
     };
     let v: serde_json::Value = serde_json::from_str(text).unwrap();
-    assert_eq!(v.get("schema_version").and_then(|s| s.as_str()), Some("error.v1"));
+    assert_eq!(
+        v.get("schema_version").and_then(|s| s.as_str()),
+        Some("error.v1")
+    );
     assert_eq!(v.get("code").and_then(|s| s.as_str()), Some("not_indexed"));
 }