Record final artifact fields in execution reports

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

Author: oceanusXXD

src/code2skill/capabilities/reporting.py

@@ -3,6 +3,7 @@
 from pathlib import Path
 from typing import Protocol
 
+from ..domain.artifacts import ArtifactLayout
 from ..config import DEFAULT_REPORT_FILENAME, ScanConfig
 from ..models import ExecutionReport, ImpactSummary
 
@@ -23,6 +24,7 @@ def build_execution_report(
     effective_mode: str,
     repo_path: Path,
     output_dir: Path,
+    report_path: Path,
     inventory,
     budget,
     changed_files: list[str],
@@ -40,6 +42,12 @@ def build_execution_report(
     notes: list[str],
     generated_at: str,
 ) -> ExecutionReport:
+    layout = ArtifactLayout.from_repo_root(repo_path, output_dir)
+    bundle_files = [*written_files, report_path]
+    if config.run.write_state:
+        bundle_files.append(layout.state_path)
+    all_written_files = _dedupe_paths(bundle_files)
+    final_products, intermediate_artifacts = layout.partition_bundle_paths(all_written_files)
     return ExecutionReport(
         generated_at=generated_at,
         command=config.run.command,
@@ -58,7 +66,7 @@ def build_execution_report(
         selected_count=len(budget.selected),
         total_chars=budget.total_chars,
         bytes_read=bytes_read,
-        written_files=[str(path) for path in written_files],
+        written_files=[str(path) for path in all_written_files],
         updated_files=[str(path) for path in updated_files],
         impact=ImpactSummary(
             changed_files=changed_files,
@@ -71,4 +79,18 @@ def build_execution_report(
         incremental_patch_cost=patch_cost,
         pricing=cost_estimator.pricing_dict(),
         notes=notes,
+        final_product_files=[str(path) for path in final_products],
+        intermediate_artifact_files=[str(path) for path in intermediate_artifacts],
     )
+
+
+def _dedupe_paths(paths: list[Path]) -> list[Path]:
+    unique: list[Path] = []
+    seen: set[Path] = set()
+    for path in paths:
+        resolved = path.resolve()
+        if resolved in seen:
+            continue
+        seen.add(resolved)
+        unique.append(resolved)
+    return unique

src/code2skill/models.py

@@ -346,6 +346,8 @@ class ExecutionReport:
     incremental_patch_cost: CostEstimateSummary
     pricing: dict[str, Any]
     notes: list[str] = field(default_factory=list)
+    final_product_files: list[str] = field(default_factory=list)
+    intermediate_artifact_files: list[str] = field(default_factory=list)
 
     def to_dict(self) -> dict[str, Any]:
         return asdict(self)

tests/test_reporting.py

@@ -56,6 +56,7 @@ def test_build_execution_report_includes_run_metadata(tmp_path: Path) -> None:
         effective_mode="incremental",
         repo_path=tmp_path,
         output_dir=tmp_path / ".code2skill",
+        report_path=tmp_path / ".code2skill" / "report.json",
         inventory=inventory,
         budget=budget,
         changed_files=["app.py"],
@@ -79,3 +80,45 @@ def test_build_execution_report_includes_run_metadata(tmp_path: Path) -> None:
     assert report.llm_model == "qwen-plus-latest"
     assert report.updated_files == [str(tmp_path / ".code2skill" / "skills" / "backend.md")]
     assert report.notes == ["reused incremental state"]
+
+
+def test_build_execution_report_partitions_final_products_from_intermediates(tmp_path: Path) -> None:
+    output_dir = tmp_path / ".code2skill"
+    skill_path = output_dir / "skills" / "backend.md"
+    plan_path = output_dir / "skill-plan.json"
+    report_path = output_dir / "report.json"
+    state_path = output_dir / "state" / "analysis-state.json"
+    config = ScanConfig(repo_path=tmp_path, output_dir=output_dir)
+    inventory = SimpleNamespace(discovery_method="git", candidates=[object()])
+    budget = SimpleNamespace(selected=[object()], total_chars=42)
+
+    report = build_execution_report(
+        config=config,
+        effective_mode="full",
+        repo_path=tmp_path,
+        output_dir=output_dir,
+        report_path=report_path,
+        inventory=inventory,
+        budget=budget,
+        changed_files=[],
+        affected_files=[],
+        affected_skills=[],
+        generated_skills=["backend"],
+        written_files=[plan_path, skill_path],
+        updated_files=[skill_path],
+        head_commit="deadbeef",
+        bytes_read=128,
+        cost_estimator=FakeCostEstimator(),
+        first_generation_cost=_zero_cost(),
+        rewrite_cost=_zero_cost(),
+        patch_cost=_zero_cost(),
+        notes=[],
+        generated_at="2026-04-07T00:00:00+00:00",
+    )
+
+    assert report.final_product_files == [str(skill_path)]
+    assert report.intermediate_artifact_files == [
+        str(plan_path),
+        str(report_path),
+        str(state_path),
+    ]