backend/app/main.py

@@ -15,6 +15,8 @@ from app.modules.graph.application.services import GraphService
 from app.modules.graph.interfaces.http.router import router as graph_router, init_router as init_graph_router
 from app.modules.editor.application.services import EditorService
 from app.modules.editor.interfaces.http.router import router as editor_router, init_router as init_editor_router
+from app.modules.impl_tracker.application.services import ImplTrackerService
+from app.modules.impl_tracker.interfaces.http.router import router as impl_tracker_router, init_router as init_impl_tracker_router
 
 
 def create_app() -> FastAPI:
@@ -40,11 +42,16 @@ def create_app() -> FastAPI:
     editor_service = EditorService(scan_service)
     init_editor_router(project_service, scan_service, editor_service)
 
+    # Wire Impl-tracker module
+    impl_tracker_service = ImplTrackerService()
+    init_impl_tracker_router(project_service, scan_service, impl_tracker_service)
+
     # Register routers
     app.include_router(project_router, prefix="/api")
     app.include_router(scanner_router, prefix="/api")
     app.include_router(graph_router, prefix="/api")
     app.include_router(editor_router, prefix="/api")
+    app.include_router(impl_tracker_router, prefix="/api")
 
     # Health check
     @app.get("/api/health")

backend/app/modules/impl_tracker/application/services.py

@@ -0,0 +1,58 @@
+from datetime import datetime, timezone
+
+from app.modules.impl_tracker.domain.entities import ImplProgress
+from app.modules.impl_tracker.infrastructure.code_scanner import scan_code_directory
+from app.modules.project.domain.entities import Project
+from app.modules.scanner.domain.entities import ScanResult
+
+
+class ImplTrackerService:
+    def __init__(self) -> None:
+        self._cache: dict[str, list[ImplProgress]] = {}
+        self._manual_overrides: dict[str, dict[str, float]] = {}  # project_id -> {module_id: percentage}
+
+    def evaluate(self, project: Project, scan_result: ScanResult) -> list[ImplProgress]:
+        progress_list: list[ImplProgress] = []
+        now = datetime.now(timezone.utc)
+
+        if not project.code_dir:
+            # No code dir -> all modules at 0%
+            for mod in scan_result.modules:
+                progress_list.append(ImplProgress(
+                    module_id=mod.module_id, percentage=0.0, source="auto", evaluated_at=now,
+                ))
+        else:
+            code_structure = scan_code_directory(project.code_dir, scan_result)
+            for mod in scan_result.modules:
+                if mod.module_id in code_structure.matched_modules:
+                    percentage = 50.0  # Basic: module directory exists
+                else:
+                    percentage = 0.0
+                progress_list.append(ImplProgress(
+                    module_id=mod.module_id, percentage=percentage, source="auto", evaluated_at=now,
+                ))
+
+        # Apply manual overrides
+        overrides = self._manual_overrides.get(project.id, {})
+        for p in progress_list:
+            if p.module_id in overrides:
+                p.percentage = overrides[p.module_id]
+                p.source = "manual"
+
+        self._cache[project.id] = progress_list
+        return progress_list
+
+    def get_progress(self, project_id: str) -> list[ImplProgress] | None:
+        return self._cache.get(project_id)
+
+    def set_manual_progress(self, project_id: str, module_id: str, percentage: float) -> None:
+        if project_id not in self._manual_overrides:
+            self._manual_overrides[project_id] = {}
+        self._manual_overrides[project_id][module_id] = percentage
+        # Update cache if exists
+        if project_id in self._cache:
+            for p in self._cache[project_id]:
+                if p.module_id == module_id:
+                    p.percentage = percentage
+                    p.source = "manual"
+                    p.evaluated_at = datetime.now(timezone.utc)

backend/app/modules/impl_tracker/interfaces/http/router.py

@@ -0,0 +1,93 @@
+"""Impl-tracker HTTP router — progress evaluation and manual override endpoints."""
+
+from __future__ import annotations
+
+from dataclasses import asdict
+from datetime import datetime, timezone
+
+from fastapi import APIRouter
+from fastapi.responses import JSONResponse
+from pydantic import BaseModel
+
+from app.modules.impl_tracker.application.services import ImplTrackerService
+from app.modules.impl_tracker.domain.entities import ImplProgress
+from app.modules.project.application.services import ProjectService
+from app.modules.scanner.application.services import ScanService
+
+router = APIRouter(prefix="/projects/{project_id}/impl-progress", tags=["impl-tracker"])
+
+_project_service: ProjectService | None = None
+_scan_service: ScanService | None = None
+_impl_tracker_service: ImplTrackerService | None = None
+
+
+def init_router(
+    project_service: ProjectService,
+    scan_service: ScanService,
+    impl_tracker_service: ImplTrackerService,
+) -> None:
+    global _project_service, _scan_service, _impl_tracker_service
+    _project_service = project_service
+    _scan_service = scan_service
+    _impl_tracker_service = impl_tracker_service
+
+
+class ManualProgressRequest(BaseModel):
+    percentage: float
+
+
+def _progress_to_dict(p) -> dict:
+    d = asdict(p)
+    d["evaluated_at"] = p.evaluated_at.isoformat()
+    return d
+
+
+@router.post("")
+def evaluate_progress(project_id: str):
+    """Evaluate implementation progress for all modules."""
+    project = _project_service.get_project(project_id)
+    scan_result = _scan_service.get_latest_scan(project_id)
+    if scan_result is None:
+        return JSONResponse(
+            status_code=404,
+            content={"detail": "No scan available. Run POST /scan first."},
+        )
+    progress = _impl_tracker_service.evaluate(project, scan_result)
+    return [_progress_to_dict(p) for p in progress]
+
+
+@router.get("")
+def get_progress(project_id: str):
+    """Get cached implementation progress."""
+    _project_service.get_project(project_id)  # Ensure project exists (raises 404)
+    progress = _impl_tracker_service.get_progress(project_id)
+    if progress is None:
+        return JSONResponse(
+            status_code=404,
+            content={"detail": "No progress evaluated yet. Run POST /impl-progress first."},
+        )
+    return [_progress_to_dict(p) for p in progress]
+
+
+@router.put("/{module_id}")
+def set_manual_progress(project_id: str, module_id: str, body: ManualProgressRequest):
+    """Set manual progress override for a module."""
+    _project_service.get_project(project_id)  # Ensure project exists (raises 404)
+    _impl_tracker_service.set_manual_progress(project_id, module_id, body.percentage)
+
+    # Return the updated progress entry
+    progress = _impl_tracker_service.get_progress(project_id)
+    if progress:
+        for p in progress:
+            if p.module_id == module_id:
+                return _progress_to_dict(p)
+
+    # If no cached progress, return a constructed response
+    return _progress_to_dict(
+        ImplProgress(
+            module_id=module_id,
+            percentage=body.percentage,
+            source="manual",
+            evaluated_at=datetime.now(timezone.utc),
+        )
+    )

backend/tests/test_api_impl_tracker.py

@@ -0,0 +1,46 @@
+import pytest
+
+DESIGN_DIR = "/workspace/arch-design-agent-skill-dashboard/design"
+
+
+@pytest.fixture
+def project_id(client):
+    r = client.post("/api/projects", json={"name": "test", "design_dir": DESIGN_DIR})
+    return r.json()["id"]
+
+
+def test_evaluate_progress(client, project_id):
+    # Need to scan first
+    client.post(f"/api/projects/{project_id}/scan")
+    r = client.post(f"/api/projects/{project_id}/impl-progress")
+    assert r.status_code == 200
+    data = r.json()
+    assert isinstance(data, list)
+    assert len(data) > 0
+    assert "module_id" in data[0]
+    assert "percentage" in data[0]
+
+
+def test_get_progress_not_evaluated(client, project_id):
+    r = client.get(f"/api/projects/{project_id}/impl-progress")
+    assert r.status_code == 404
+
+
+def test_get_progress_after_evaluate(client, project_id):
+    client.post(f"/api/projects/{project_id}/scan")
+    client.post(f"/api/projects/{project_id}/impl-progress")
+    r = client.get(f"/api/projects/{project_id}/impl-progress")
+    assert r.status_code == 200
+    assert isinstance(r.json(), list)
+
+
+def test_set_manual_progress(client, project_id):
+    client.post(f"/api/projects/{project_id}/scan")
+    client.post(f"/api/projects/{project_id}/impl-progress")
+    r = client.put(
+        f"/api/projects/{project_id}/impl-progress/MOD-PROJECT",
+        json={"percentage": 80.0},
+    )
+    assert r.status_code == 200
+    assert r.json()["percentage"] == 80.0
+    assert r.json()["source"] == "manual"

backend/tests/test_impl_tracker.py

@@ -0,0 +1,59 @@
+import pytest
+from datetime import datetime
+
+from app.modules.impl_tracker.application.services import ImplTrackerService
+from app.modules.project.domain.entities import Project
+from app.modules.scanner.application.services import ScanService
+
+
+@pytest.fixture
+def impl_service():
+    return ImplTrackerService()
+
+
+@pytest.fixture
+def scan_result():
+    svc = ScanService()
+    project = Project(
+        id="test", name="test",
+        design_dir="/workspace/arch-design-agent-skill-dashboard/design",
+        code_dir=None, created_at=datetime(2026, 1, 1),
+    )
+    return svc.scan(project)
+
+
+@pytest.fixture
+def test_project():
+    return Project(
+        id="test", name="test",
+        design_dir="/workspace/arch-design-agent-skill-dashboard/design",
+        code_dir=None, created_at=datetime(2026, 1, 1),
+    )
+
+
+def test_evaluate_no_code_dir(impl_service, test_project, scan_result):
+    progress = impl_service.evaluate(test_project, scan_result)
+    assert len(progress) > 0
+    assert all(p.percentage == 0.0 for p in progress)
+    assert all(p.source == "auto" for p in progress)
+
+
+def test_get_progress_before_evaluate(impl_service):
+    assert impl_service.get_progress("nonexistent") is None
+
+
+def test_get_progress_after_evaluate(impl_service, test_project, scan_result):
+    impl_service.evaluate(test_project, scan_result)
+    cached = impl_service.get_progress("test")
+    assert cached is not None
+    assert len(cached) > 0
+
+
+def test_set_manual_progress(impl_service, test_project, scan_result):
+    impl_service.evaluate(test_project, scan_result)
+    impl_service.set_manual_progress("test", "MOD-PROJECT", 75.0)
+    cached = impl_service.get_progress("test")
+    mod_progress = [p for p in cached if p.module_id == "MOD-PROJECT"]
+    assert len(mod_progress) == 1
+    assert mod_progress[0].percentage == 75.0
+    assert mod_progress[0].source == "manual"