Deprecate agent token deletion mutation

Changelog: other

app/graphql/types/deprecated_mutations.rb

@@ -5,7 +5,8 @@ module Types
     extend ActiveSupport::Concern
 
     prepended do
-      # placeholder for any FOSS mutations to be deprecated
+      mount_mutation Mutations::Clusters::AgentTokens::Delete,
+                     deprecated: { reason: 'Tokens must be revoked with ClusterAgentTokenRevoke', milestone: '14.7' }
     end
   end
 end

app/graphql/types/mutation_type.rb

@@ -35,7 +35,6 @@ module Types
     mount_mutation Mutations::Clusters::Agents::Create
     mount_mutation Mutations::Clusters::Agents::Delete
     mount_mutation Mutations::Clusters::AgentTokens::Create
-    mount_mutation Mutations::Clusters::AgentTokens::Delete
     mount_mutation Mutations::Clusters::AgentTokens::Revoke
     mount_mutation Mutations::Commits::Create, calls_gitaly: true
     mount_mutation Mutations::CustomEmoji::Create, feature_flag: :custom_emoji

doc/api/graphql/reference/index.md

@@ -954,6 +954,10 @@ Input type: `ClusterAgentTokenCreateInput`
 
 ### `Mutation.clusterAgentTokenDelete`
 
+WARNING:
+**Deprecated** in 14.7.
+Tokens must be revoked with ClusterAgentTokenRevoke.
+
 Input type: `ClusterAgentTokenDeleteInput`
 
 #### Arguments

spec/graphql/types/mutation_type_spec.rb

@@ -7,6 +7,14 @@ RSpec.describe Types::MutationType do
     expect(described_class).to have_graphql_mutation(Mutations::MergeRequests::SetDraft)
   end
 
+  describe 'deprecated mutations' do
+    describe 'clusterAgentTokenDelete' do
+      let(:field) { get_field('clusterAgentTokenDelete') }
+
+      it { expect(field.deprecation_reason).to eq('Tokens must be revoked with ClusterAgentTokenRevoke. Deprecated in 14.7.') }
+    end
+  end
+
   def get_field(name)
     described_class.fields[GraphqlHelpers.fieldnamerize(name)]
   end