create a user_can method in template context, to check against user permissions

add user permissions list to template context

atst/routes/workspaces.py

@@ -12,10 +12,11 @@ from atst.domain.workspaces import Workspaces
 from atst.domain.projects import Projects
 from atst.forms.new_project import NewProjectForm
 from atst.forms.new_member import NewMemberForm
+from atst.domain.authz import Authorization
+from atst.models.permissions import Permissions
 
 bp = Blueprint("workspaces", __name__)
 
-
 @bp.context_processor
 def workspace():
     workspace = None
@@ -26,8 +27,17 @@ def workspace():
             )
         except UnauthorizedError:
             pass
-    return {"workspace": workspace}
 
+    def user_can(permission):
+        if workspace:
+            return Authorization.has_workspace_permission(g.current_user, workspace, permission)
+        return false
+
+    return {
+        "workspace": workspace,
+        "permissions": Permissions,
+        "user_can": user_can
+    }
 
 @bp.route("/workspaces")
 def workspaces():