REUSE-WP-0014: T11 docs, roster stats, workplan finished

Link local-repo-roster in RegistryFederation; rollout milestone history;
update IntentScopeGapAnalysis (60 hub members). Add stats --roster
--federation-ready for workstation federation readiness.

reuse_surface/cli.py

@@ -40,7 +40,14 @@ from reuse_surface.registry_update import (
     format_suggestions_markdown,
     suggest_llm_updates,
 )
-from reuse_surface.stats import collect_stats, format_stats_json, format_stats_markdown
+from reuse_surface.stats import (
+    collect_roster_stats,
+    collect_stats,
+    format_roster_stats_json,
+    format_roster_stats_markdown,
+    format_stats_json,
+    format_stats_markdown,
+)
 from reuse_surface.registry import (
     ROOT,
     capability_paths,
@@ -381,6 +388,18 @@ def cmd_hub_sync(args: argparse.Namespace) -> int:
 
 
 def cmd_stats(args: argparse.Namespace) -> int:
+    if args.roster:
+        roster_path = Path(args.roster).resolve()
+        stats = collect_roster_stats(
+            roster_path,
+            federation_ready=args.federation_ready,
+        )
+        if args.format == "json":
+            print(format_roster_stats_json(stats))
+        else:
+            print(format_roster_stats_markdown(stats), end="")
+        return 0
+
     repo_root = Path(args.path or ".").resolve()
     stats = collect_stats(
         repo_root,
@@ -707,6 +726,10 @@ def main(argv: list[str] | None = None) -> int:
 
     stats = subparsers.add_parser("stats", help="registry maturity and federation stats")
     stats.add_argument("--path", help="repo root (default: cwd)")
+    stats.add_argument(
+        "--roster",
+        help="workstation roster YAML (e.g. registry/federation/local-repo-roster.yaml)",
+    )
     stats.add_argument("--federation-ready", action="store_true")
     stats.add_argument("--raw-url", help="probe federation raw index URL")
     stats.add_argument("--hub-url", help="hub base URL (or REUSE_SURFACE_URL)")