Add mocked service ID to all service-specific pages

app/main/views/dashboard.py

@@ -6,12 +6,13 @@ from app.main import main
 from ._jobs import jobs
 
 
-@main.route("/dashboard")
+@main.route("/<int:service_id>/dashboard")
 @login_required
-def dashboard():
+def dashboard(service_id):
     return render_template(
         'views/dashboard.html',
         jobs=jobs,
         free_text_messages_remaining=560,
-        spent_this_month='0.00'
+        spent_this_month='0.00',
+        service_id=service_id
     )