Use configured version in Contracts homepage

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

tests/test_routes.py

@@ -29,6 +29,18 @@ class TestHealth:
         assert data["version"] == VERSION
 
 
+class TestHomepage:
+    def test_version_and_asset_urls_use_application_version(self, client):
+        from config import VERSION
+
+        response = client.get("/")
+        assert response.status_code == 200
+        html = response.get_data(as_text=True)
+        assert f">v{VERSION}</span>" in html
+        assert f"/static/files.js?v={VERSION}" in html
+        assert f"/file-picker/file-picker.iife.js?v={VERSION}" in html
+
+
 class TestSpecCurrent:
     def test_missing_contract_id(self, client):
         r = client.get("/api/spec-current")