v3: added a chatbox

api/db/migrate.ts

@@ -6,6 +6,8 @@ import { up as up0004UserRoles } from "./migrations/0004_user_roles.ts";
 import { up as up0005DropIsAdmin } from "./migrations/0005_drop_is_admin.ts";
 import { up as up0006Categories } from "./migrations/0006_categories.ts";
 import { up as up0007PasswordResetTokens } from "./migrations/0007_password_reset_tokens.ts";
+import { up as up0008ChatMessages } from "./migrations/0008_chat_messages.ts";
+import { up as up0009ChatMessageUpdatedAt } from "./migrations/0009_chat_message_updated_at.ts";
 
 interface Migration {
   name: string;
@@ -23,6 +25,8 @@ const MIGRATIONS: Migration[] = [
   { name: "0005_drop_is_admin", up: up0005DropIsAdmin },
   { name: "0006_categories", up: up0006Categories },
   { name: "0007_password_reset_tokens", up: up0007PasswordResetTokens },
+  { name: "0008_chat_messages", up: up0008ChatMessages },
+  { name: "0009_chat_message_updated_at", up: up0009ChatMessageUpdatedAt },
 ];
 
 export function runMigrations(db: DatabaseSync): void {

api/db/migrations/0008_chat_messages.ts

@@ -0,0 +1,18 @@
+import type { DatabaseSync } from "node:sqlite";
+
+// Idempotent: safe to run against a fresh db (already created from schema.sql
+// with this table) or an existing one that predates it.
+export function up(db: DatabaseSync): void {
+  db.exec(`CREATE TABLE IF NOT EXISTS chat_messages (
+    id         TEXT NOT NULL PRIMARY KEY,
+    user_id    TEXT NOT NULL,
+    body       TEXT NOT NULL,
+    created_at TEXT NOT NULL,
+    updated_at TEXT,
+    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
+  );`);
+
+  db.exec(
+    `CREATE INDEX IF NOT EXISTS idx_chat_messages_created ON chat_messages(created_at);`,
+  );
+}

api/db/schema.sql

@@ -192,3 +192,13 @@ CREATE INDEX idx_notifications_user ON notifications(user_id, created_at);
 CREATE UNIQUE INDEX idx_notifications_dedup
   ON notifications(user_id, source_key)
   WHERE source_key IS NOT NULL;
+
+CREATE TABLE chat_messages (
+  id         TEXT NOT NULL PRIMARY KEY,
+  user_id    TEXT NOT NULL,
+  body       TEXT NOT NULL,
+  created_at TEXT NOT NULL,
+  updated_at TEXT,
+  FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
+);
+CREATE INDEX idx_chat_messages_created ON chat_messages(created_at);