Treats steps like a subnavigation of "Risk Assessment".

I.e. the navigation entry remains active for all the steps.

src/riskmatrix/__init__.py

@@ -5,6 +5,7 @@
 
 from riskmatrix.flash import MessageQueue
 from riskmatrix.i18n import LocaleNegotiator
+from riskmatrix.layouts.steps import show_steps
 from riskmatrix.route_factories import root_factory
 from riskmatrix.security import authenticated_user
 from riskmatrix.security_policy import SessionSecurityPolicy
@@ -45,6 +46,7 @@ def includeme(config: Configurator) -> None:
 
     config.add_request_method(authenticated_user, 'user', property=True)
     config.add_request_method(MessageQueue, 'messages', reify=True)
+    config.add_request_method(show_steps, 'show_steps', reify=True)
 
 
 def main(

src/riskmatrix/layouts/layout.py

@@ -3,7 +3,6 @@
 from datetime import date
 from typing import Any, TYPE_CHECKING
 
-from riskmatrix.cache import request_cache
 from riskmatrix.static import bootstrap_css
 from riskmatrix.static import bootstrap_js
 
@@ -25,14 +24,8 @@ def __init__(self, context: Any, request: 'IRequest') -> None:
         bootstrap_css.need()
         bootstrap_js.need()
 
-    @request_cache()
     def show_steps(self) -> bool:
-        route = self.request.matched_route
-        return hasattr(route, 'name') and route.name in (
-            'assessment',
-            'assess_impact',
-            'assess_likelihood',
-        )
+        return self.request.show_steps
 
     def locale_name(self) -> str:
         return self.request.locale_name

src/riskmatrix/layouts/navbar.py

@@ -4,6 +4,7 @@
 
 from typing import TYPE_CHECKING
 if TYPE_CHECKING:
+    from collections.abc import Callable
     from pyramid.interfaces import IRequest
 
     from riskmatrix.types import RenderData
@@ -17,10 +18,20 @@ class NavbarEntry:
     url:    str
     active: bool
 
-    def __init__(self, request: 'IRequest', title: str, url: str):
+    def __init__(
+        self,
+        request: 'IRequest',
+        title:   str,
+        url:     str,
+        active:  'Callable[[IRequest, str], bool] | None' = None
+    ):
         self.title = title
         self.url = url
-        self.active = request.path_url == url
+
+        if active is None:
+            self.active = request.path_url == url
+        else:
+            self.active = active(request, url)
 
     def __call__(self) -> str:
         item_class = 'nav-item'
@@ -70,7 +81,8 @@ def navbar(context: object, request: 'IRequest') -> 'RenderData':
             NavbarEntry(
                 request,
                 _('Risk Assessment'),
-                request.route_url('assessment')
+                request.route_url('assessment'),
+                lambda request, url: request.show_steps,
             ),
         ]
     }

src/riskmatrix/layouts/steps.py

@@ -20,15 +20,15 @@ def steps(context: 'Organization', request: 'IRequest') -> 'RenderData':
         'steps': [
             Step(
                 _('Identify Risks'),
-                request.route_url('assessment', id=context.id)
+                request.route_url('assessment')
             ),
             Step(
                 _('Assess Impact'),
-                request.route_url('assess_impact', id=context.id)
+                request.route_url('assess_impact')
             ),
             Step(
                 _('Assess Likelihood'),
-                request.route_url('assess_likelihood', id=context.id)
+                request.route_url('assess_likelihood')
             ),
             Step(
                 _('Generate Risk Matrix'),
@@ -41,3 +41,17 @@ def steps(context: 'Organization', request: 'IRequest') -> 'RenderData':
             ),
         ]
     }
+
+
+def show_steps(request: 'IRequest') -> bool:
+    # FIXME: For increased robustness we probably should store the
+    #        steps in shared configuration and generate this condition
+    #        from the defined steps
+    route = request.matched_route
+    if hasattr(route, 'name'):
+        return route.name in (
+            'assessment',
+            'assess_impact',
+            'assess_likelihood'
+        )
+    return False

stubs/pyramid/interfaces.pyi

@@ -164,6 +164,8 @@ class IRequest(Interface, _Request):
     user: User
 
     messages: MessageQueue
+    show_steps: bool
+
     response: IResponse
     layout_manager: ILayoutManager