admin) User management admin page (#35)

Reviewed-on: #35
Reviewed-by: shaun <shaun@campbellwireless.net>
Co-authored-by: AI Agent <ai-agent@campbellwireless.net>
Co-committed-by: AI Agent <ai-agent@campbellwireless.net>

src/lib/server/db/migrations.ts

@@ -53,6 +53,18 @@ export function runMigrations(db: Database): void {
 		)
 	`);
 
+	db.run(`
+		CREATE TABLE IF NOT EXISTS users (
+			id          TEXT PRIMARY KEY,
+			username    TEXT NOT NULL,
+			full_name   TEXT NOT NULL,
+			email       TEXT,
+			auth_source TEXT NOT NULL,
+			created_at  TEXT NOT NULL DEFAULT (datetime('now')),
+			updated_at  TEXT NOT NULL DEFAULT (datetime('now'))
+		)
+	`);
+
 	db.run(`
 		CREATE TABLE IF NOT EXISTS cities (
 			id           INTEGER PRIMARY KEY,