feat: move session sharing and collab rooms into a plugin (B12)

src/backend/database/db/schema.ts

@@ -756,70 +756,6 @@ export const sessionRecordings = sqliteTable(
   ],
 );
 
-export const sessionShares = sqliteTable(
-  "session_shares",
-  {
-  id: text("id").primaryKey(),
-
-  hostId: integer("host_id")
-    .notNull()
-    .references(() => hosts.id, { onDelete: "cascade" }),
-  ownerUserId: text("owner_user_id")
-    .notNull()
-    .references(() => users.id, { onDelete: "cascade" }),
-
-  protocol: text("protocol").notNull(),
-
-  // Live-session binding: TerminalSessionManager's session.id for SSH, or
-  // guacd's own guacamoleConnectionId for rdp/vnc/telnet. Neither is a DB
-  // row (process-local, in-memory) so this intentionally has no FK.
-  sessionId: text("session_id").notNull(),
-  tabInstanceId: text("tab_instance_id"),
-
-  shareType: text("share_type").notNull(), // "link" | "user"
-  targetUserId: text("target_user_id").references(() => users.id, {
-    onDelete: "cascade",
-  }),
-  linkToken: text("link_token").unique(),
-
-  permissionLevel: text("permission_level").notNull().default("read-only"),
-
-  createdAt: text("created_at")
-    .notNull()
-    .default(sql`CURRENT_TIMESTAMP`),
-  expiresAt: text("expires_at").notNull(),
-  revokedAt: text("revoked_at"),
-
-  lastJoinedAt: text("last_joined_at"),
-  joinCount: integer("join_count").notNull().default(0),
-  },
-  // Resolved from the live session on join, and listed per host.
-  (table) => [
-    index("idx_session_shares_session_id").on(table.sessionId),
-    index("idx_session_shares_host_id").on(table.hostId),
-  ],
-);
-
-export const sessionShareParticipants = sqliteTable(
-  "session_share_participants",
-  {
-    id: integer("id").primaryKey({ autoIncrement: true }),
-    shareId: text("share_id")
-      .notNull()
-      .references(() => sessionShares.id, { onDelete: "cascade" }),
-
-    userId: text("user_id").references(() => users.id, {
-      onDelete: "cascade",
-    }),
-    guestLabel: text("guest_label"),
-
-    joinedAt: text("joined_at")
-      .notNull()
-      .default(sql`CURRENT_TIMESTAMP`),
-    leftAt: text("left_at"),
-  },
-);
-
 export const opksshTokens = sqliteTable(
   "opkssh_tokens",
   {
@@ -1568,81 +1504,6 @@ export const aiProposals = sqliteTable(
 
 // --- collab rooms ---
 
-/**
- * A collaboration room: a group of users watching one "stage" - the live
- * session the current presenter is showing. The stage points at a
- * shareType="room" row in session_shares, so transport, gating, recording and
- * expiry all reuse the session-sharing machinery.
- */
-export const collabRooms = sqliteTable(
-  "collab_rooms",
-  {
-    id: text("id").primaryKey(),
-    name: text("name").notNull(),
-    ownerUserId: text("owner_user_id")
-      .notNull()
-      .references(() => users.id, { onDelete: "cascade" }),
-
-    // Persistent rooms survive being emptied and can be re-used; one-off
-    // rooms are ended explicitly and never listed again.
-    persistent: integer("persistent", { mode: "boolean" })
-      .notNull()
-      .default(false),
-
-    presenterUserId: text("presenter_user_id").references(() => users.id, {
-      onDelete: "set null",
-    }),
-    stageProtocol: text("stage_protocol"),
-    stageHostId: integer("stage_host_id").references(() => hosts.id, {
-      onDelete: "set null",
-    }),
-    stageShareId: text("stage_share_id").references(() => sessionShares.id, {
-      onDelete: "set null",
-    }),
-
-    // Set = anonymous guests may watch the stage through this token.
-    guestLinkToken: text("guest_link_token"),
-
-    createdAt: text("created_at")
-      .notNull()
-      .default(sql`CURRENT_TIMESTAMP`),
-    endedAt: text("ended_at"),
-  },
-  (table) => [
-    index("idx_collab_rooms_owner").on(table.ownerUserId),
-    uniqueIndex("idx_collab_rooms_guest_token").on(table.guestLinkToken),
-  ],
-);
-
-export const collabRoomMembers = sqliteTable(
-  "collab_room_members",
-  {
-    id: integer("id").primaryKey({ autoIncrement: true }),
-    roomId: text("room_id")
-      .notNull()
-      .references(() => collabRooms.id, { onDelete: "cascade" }),
-    userId: text("user_id")
-      .notNull()
-      .references(() => users.id, { onDelete: "cascade" }),
-
-    // "host" runs the room: invites, force-switches the presenter, ends it.
-    roomRole: text("room_role").notNull().default("member"),
-    addedBy: text("added_by").references(() => users.id, {
-      onDelete: "set null",
-    }),
-    createdAt: text("created_at")
-      .notNull()
-      .default(sql`CURRENT_TIMESTAMP`),
-  },
-  (table) => [
-    uniqueIndex("idx_collab_room_members_room_user").on(
-      table.roomId,
-      table.userId,
-    ),
-    index("idx_collab_room_members_user").on(table.userId),
-  ],
-);
-
 // --- secret sources ---
 
 /**