Changeset 0.28.0 (#172)

server/database/migrations/sqlite/005_channels.sql

@@ -1,4 +1,5 @@
 -- Chat Switchboard — 005 Channels & Conversations (SQLite)
+-- Consolidated v0.28.0
 
 CREATE TABLE IF NOT EXISTS folders (
     id          TEXT PRIMARY KEY,
@@ -19,7 +20,8 @@ CREATE TABLE IF NOT EXISTS channels (
     user_id         TEXT REFERENCES users(id) ON DELETE CASCADE,
     title           TEXT NOT NULL,
     description     TEXT,
-    type            TEXT DEFAULT 'direct' CHECK (type IN ('direct', 'group', 'workflow')),
+    type            TEXT DEFAULT 'direct'
+                    CHECK (type IN ('direct', 'dm', 'group', 'channel', 'workflow', 'service')),
     model           TEXT,
     system_prompt   TEXT,
     provider_config_id TEXT REFERENCES provider_configs(id) ON DELETE SET NULL,
@@ -30,6 +32,17 @@ CREATE TABLE IF NOT EXISTS channels (
     team_id         TEXT REFERENCES teams(id) ON DELETE SET NULL,
     settings        TEXT DEFAULT '{}',
     tags            TEXT DEFAULT '[]',
+    ai_mode         TEXT NOT NULL DEFAULT 'auto',
+    topic           TEXT,
+    allow_anonymous INTEGER NOT NULL DEFAULT 0,
+    workflow_id      TEXT,
+    workflow_version INTEGER,
+    current_stage    INTEGER DEFAULT 0,
+    stage_data       TEXT DEFAULT '{}',
+    workflow_status  TEXT DEFAULT 'active'
+                     CHECK (workflow_status IN ('active', 'completed', 'stale', 'cancelled')),
+    last_activity_at TEXT DEFAULT (datetime('now')),
+    kb_auto_inject  INTEGER NOT NULL DEFAULT 0,
     project_id      TEXT,
     workspace_id    TEXT,
     created_at      TEXT DEFAULT (datetime('now')),
@@ -43,6 +56,7 @@ CREATE INDEX IF NOT EXISTS idx_channels_team ON channels(team_id);
 CREATE INDEX IF NOT EXISTS idx_channels_folder ON channels(folder_id);
 CREATE INDEX IF NOT EXISTS idx_channels_project ON channels(project_id);
 CREATE INDEX IF NOT EXISTS idx_channels_workspace ON channels(workspace_id);
+CREATE INDEX IF NOT EXISTS idx_channels_workflow ON channels(workflow_id);
 
 CREATE TABLE IF NOT EXISTS messages (
     id              TEXT PRIMARY KEY,
@@ -77,6 +91,7 @@ CREATE TABLE IF NOT EXISTS channel_participants (
     avatar_url      TEXT,
     joined_at       TEXT DEFAULT (datetime('now')),
     last_read_at    TEXT DEFAULT (datetime('now')),
+    last_read_message_id TEXT,
     UNIQUE(channel_id, participant_type, participant_id)
 );
 
@@ -96,13 +111,10 @@ CREATE TABLE IF NOT EXISTS channel_models (
     added_at        TEXT DEFAULT (datetime('now'))
 );
 
--- Raw model entries (no persona): unique per channel+model+provider
 CREATE UNIQUE INDEX IF NOT EXISTS idx_channel_models_raw
     ON channel_models(channel_id, model_id, provider_config_id) WHERE persona_id IS NULL;
--- Persona entries: one per persona per channel
 CREATE UNIQUE INDEX IF NOT EXISTS idx_channel_models_persona
     ON channel_models(channel_id, persona_id) WHERE persona_id IS NOT NULL;
-
 CREATE INDEX IF NOT EXISTS idx_channel_models_channel ON channel_models(channel_id);
 
 CREATE TABLE IF NOT EXISTS channel_cursors (
@@ -132,3 +144,15 @@ CREATE TABLE IF NOT EXISTS user_model_settings (
 );
 
 CREATE INDEX IF NOT EXISTS idx_user_model_settings_user ON user_model_settings(user_id);
+
+CREATE TABLE IF NOT EXISTS session_participants (
+    id            TEXT PRIMARY KEY,
+    session_token TEXT NOT NULL UNIQUE,
+    channel_id    TEXT NOT NULL REFERENCES channels(id) ON DELETE CASCADE,
+    display_name  TEXT NOT NULL DEFAULT 'Visitor',
+    fingerprint   TEXT,
+    created_at    TEXT NOT NULL DEFAULT (datetime('now'))
+);
+
+CREATE INDEX IF NOT EXISTS idx_session_participants_channel ON session_participants(channel_id);
+CREATE INDEX IF NOT EXISTS idx_session_participants_token ON session_participants(session_token);