feat: implement GEWU service and local agent workflows

scripts/check_boundaries.py

@@ -0,0 +1,30 @@
+"""Enforce inward dependencies in the domain package."""
+
+import ast
+from pathlib import Path
+
+ROOT = Path(__file__).resolve().parents[1]
+FORBIDDEN = ("fastapi", "mcp", "gewu.adapters", "gewu.bootstrap", "gewu.transports")
+
+
+def main() -> None:
+    domain = ROOT / "src" / "gewu" / "domain"
+    violations: list[str] = []
+    for path in domain.rglob("*.py"):
+        tree = ast.parse(path.read_text(encoding="utf-8"), filename=str(path))
+        for node in ast.walk(tree):
+            if isinstance(node, ast.Import):
+                names = [alias.name for alias in node.names]
+            elif isinstance(node, ast.ImportFrom):
+                names = [node.module or ""]
+            else:
+                continue
+            for name in names:
+                if any(name == prefix or name.startswith(prefix + ".") for prefix in FORBIDDEN):
+                    violations.append(f"{path.relative_to(ROOT)}:{node.lineno}: {name}")
+    if violations:
+        raise SystemExit("Forbidden domain dependencies:\n" + "\n".join(violations))
+
+
+if __name__ == "__main__":
+    main()