feat: add experimental agents support (#22290)

feat: add AI chat system with agent tools and chat UI

Introduce the chatd subsystem and Agents UI for AI-powered chat
within Coder workspaces.

- Add chatd package with chat loop, message compaction, prompt
  management, and LLM provider integration (OpenAI, Anthropic)
- Add agent tools: create workspace, list/read templates, read/write/
  edit files, execute commands
- Add chat API endpoints with streaming, message editing, and
  durable reconnection
- Add database schema and migrations for chats, chat messages, chat
  providers, and chat model configs
- Add RBAC policies and dbauthz enforcement for chat resources
- Add Agents UI pages with conversation timeline, queued messages
  list, diff viewer, and model configuration panel
- Add comprehensive test coverage including coderd integration tests,
  chatd unit tests, and Storybook stories
- Gate feature behind experiments flag

---------

Co-authored-by: Cian Johnston <cian@coder.com>
Co-authored-by: Danielle Maywood <danielle@themaywoods.com>
Co-authored-by: Jeremy Ruppel <jeremy@coder.com>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Kyle Carberry
2026-02-27 16:50:56 +00:00
committed by GitHub
co-authored by Cian Johnston Danielle Maywood Jeremy Ruppel Claude Sonnet 4.6
parent 67da4e8b56
commit edee917d88
201 changed files with 44828 additions and 1859 deletions
+8
View File
@@ -14,6 +14,13 @@ const (
UniqueAPIKeysPkey UniqueConstraint = "api_keys_pkey" // ALTER TABLE ONLY api_keys ADD CONSTRAINT api_keys_pkey PRIMARY KEY (id);
UniqueAuditLogsPkey UniqueConstraint = "audit_logs_pkey" // ALTER TABLE ONLY audit_logs ADD CONSTRAINT audit_logs_pkey PRIMARY KEY (id);
UniqueBoundaryUsageStatsPkey UniqueConstraint = "boundary_usage_stats_pkey" // ALTER TABLE ONLY boundary_usage_stats ADD CONSTRAINT boundary_usage_stats_pkey PRIMARY KEY (replica_id);
UniqueChatDiffStatusesPkey UniqueConstraint = "chat_diff_statuses_pkey" // ALTER TABLE ONLY chat_diff_statuses ADD CONSTRAINT chat_diff_statuses_pkey PRIMARY KEY (chat_id);
UniqueChatMessagesPkey UniqueConstraint = "chat_messages_pkey" // ALTER TABLE ONLY chat_messages ADD CONSTRAINT chat_messages_pkey PRIMARY KEY (id);
UniqueChatModelConfigsPkey UniqueConstraint = "chat_model_configs_pkey" // ALTER TABLE ONLY chat_model_configs ADD CONSTRAINT chat_model_configs_pkey PRIMARY KEY (id);
UniqueChatProvidersPkey UniqueConstraint = "chat_providers_pkey" // ALTER TABLE ONLY chat_providers ADD CONSTRAINT chat_providers_pkey PRIMARY KEY (id);
UniqueChatProvidersProviderKey UniqueConstraint = "chat_providers_provider_key" // ALTER TABLE ONLY chat_providers ADD CONSTRAINT chat_providers_provider_key UNIQUE (provider);
UniqueChatQueuedMessagesPkey UniqueConstraint = "chat_queued_messages_pkey" // ALTER TABLE ONLY chat_queued_messages ADD CONSTRAINT chat_queued_messages_pkey PRIMARY KEY (id);
UniqueChatsPkey UniqueConstraint = "chats_pkey" // ALTER TABLE ONLY chats ADD CONSTRAINT chats_pkey PRIMARY KEY (id);
UniqueConnectionLogsPkey UniqueConstraint = "connection_logs_pkey" // ALTER TABLE ONLY connection_logs ADD CONSTRAINT connection_logs_pkey PRIMARY KEY (id);
UniqueCryptoKeysPkey UniqueConstraint = "crypto_keys_pkey" // ALTER TABLE ONLY crypto_keys ADD CONSTRAINT crypto_keys_pkey PRIMARY KEY (feature, sequence);
UniqueCustomRolesUniqueKey UniqueConstraint = "custom_roles_unique_key" // ALTER TABLE ONLY custom_roles ADD CONSTRAINT custom_roles_unique_key UNIQUE (name, organization_id);
@@ -110,6 +117,7 @@ const (
UniqueWorkspaceResourcesPkey UniqueConstraint = "workspace_resources_pkey" // ALTER TABLE ONLY workspace_resources ADD CONSTRAINT workspace_resources_pkey PRIMARY KEY (id);
UniqueWorkspacesPkey UniqueConstraint = "workspaces_pkey" // ALTER TABLE ONLY workspaces ADD CONSTRAINT workspaces_pkey PRIMARY KEY (id);
UniqueIndexAPIKeyName UniqueConstraint = "idx_api_key_name" // CREATE UNIQUE INDEX idx_api_key_name ON api_keys USING btree (user_id, token_name) WHERE (login_type = 'token'::login_type);
UniqueIndexChatModelConfigsSingleDefault UniqueConstraint = "idx_chat_model_configs_single_default" // CREATE UNIQUE INDEX idx_chat_model_configs_single_default ON chat_model_configs USING btree ((1)) WHERE ((is_default = true) AND (deleted = false));
UniqueIndexConnectionLogsConnectionIDWorkspaceIDAgentName UniqueConstraint = "idx_connection_logs_connection_id_workspace_id_agent_name" // CREATE UNIQUE INDEX idx_connection_logs_connection_id_workspace_id_agent_name ON connection_logs USING btree (connection_id, workspace_id, agent_name);
UniqueIndexCustomRolesNameLowerOrganizationID UniqueConstraint = "idx_custom_roles_name_lower_organization_id" // CREATE UNIQUE INDEX idx_custom_roles_name_lower_organization_id ON custom_roles USING btree (lower(name), COALESCE(organization_id, '00000000-0000-0000-0000-000000000000'::uuid));
UniqueIndexOrganizationNameLower UniqueConstraint = "idx_organization_name_lower" // CREATE UNIQUE INDEX idx_organization_name_lower ON organizations USING btree (lower(name)) WHERE (deleted = false);