Add security_dashboard_path to GraphQL ProjectType

This allows us to avoid unnecessary computations on the frontend as
outlined in https://gitlab.com/gitlab-org/gitlab/-/issues/225584

doc/api/graphql/reference/gitlab_schema.graphql

@@ -10052,6 +10052,11 @@ type Project {
   """
   sastCiConfiguration: SastCiConfiguration
 
+  """
+  Path to project's security dashboard
+  """
+  securityDashboardPath: String
+
   """
   Information about security analyzers used in the project
   """

doc/api/graphql/reference/gitlab_schema.json

@@ -29651,6 +29651,20 @@
               "isDeprecated": false,
               "deprecationReason": null
             },
+            {
+              "name": "securityDashboardPath",
+              "description": "Path to project's security dashboard",
+              "args": [
+
+              ],
+              "type": {
+                "kind": "SCALAR",
+                "name": "String",
+                "ofType": null
+              },
+              "isDeprecated": false,
+              "deprecationReason": null
+            },
             {
               "name": "securityScanners",
               "description": "Information about security analyzers used in the project",

doc/api/graphql/reference/index.md

@@ -1470,6 +1470,7 @@ Information about pagination in a connection.
 | `requirement` | Requirement | Find a single requirement. Available only when feature flag `requirements_management` is enabled. |
 | `requirementStatesCount` | RequirementStatesCount | Number of requirements for the project by their state |
 | `sastCiConfiguration` | SastCiConfiguration | SAST CI configuration for the project |
+| `securityDashboardPath` | String | Path to project's security dashboard |
 | `securityScanners` | SecurityScanners | Information about security analyzers used in the project |
 | `sentryDetailedError` | SentryDetailedError | Detailed version of a Sentry error on the project |
 | `sentryErrors` | SentryErrorCollection | Paginated collection of Sentry errors on the project |

ee/app/graphql/ee/types/project_type.rb

@@ -53,6 +53,13 @@ module EE
               resolver: ::Resolvers::ComplianceFrameworksResolver,
               null: true
 
+        field :security_dashboard_path, GraphQL::STRING_TYPE,
+          description: "Path to project's security dashboard",
+          null: true,
+          resolve: -> (project, args, ctx) do
+            Rails.application.routes.url_helpers.project_security_dashboard_index_path(project)
+          end
+
         def self.requirements_available?(project, user)
           ::Feature.enabled?(:requirements_management, project, default_enabled: true) && Ability.allowed?(user, :read_requirement, project)
         end

ee/spec/graphql/types/project_type_spec.rb

@@ -17,6 +17,7 @@ RSpec.describe GitlabSchema.types['Project'] do
     expected_fields = %w[
       vulnerabilities vulnerability_scanners requirement_states_count
       vulnerability_severities_count packages compliance_frameworks
+      security_dashboard_path
     ]
 
     expect(described_class).to include_graphql_fields(*expected_fields)