Vue router for AI Agents

doc/api/graphql/reference/index.md

ee/app/assets/javascripts/ml/ai_agents/apps/index.js

ee/app/assets/javascripts/ml/ai_agents/base_app.vue

...assets/javascripts/ml/ai_agents/components/agent_list.vue

ee/app/assets/javascripts/ml/ai_agents/constants.js

...agents/graphql/mutations/create_ai_agent.mutation.graphql

.../ml/ai_agents/graphql/queries/get_ai_agents.query.graphql

ee/app/assets/javascripts/ml/ai_agents/index.js

ee/app/assets/javascripts/ml/ai_agents/router.js

...pp/assets/javascripts/ml/ai_agents/views/create_agent.vue

ee/app/assets/javascripts/ml/ai_agents/views/list_agents.vue

ee/app/assets/javascripts/ml/ai_agents/views/show_agent.vue

ee/app/assets/javascripts/pages/projects/ml/agents/index.js

...ssets/javascripts/pages/projects/ml/agents/index/index.js

.../assets/javascripts/pages/projects/ml/agents/new/index.js

...assets/javascripts/pages/projects/ml/agents/show/index.js

ee/app/controllers/projects/ml/agents_controller.rb

ee/app/graphql/types/ai/agents/agent_links_type.rb

ee/app/graphql/types/ai/agents/agent_type.rb

ee/app/presenters/ai/agent_presenter.rb