feat: initial backend scaffolding

migrating away from convex

Co-authored-by: Ona <no-reply@ona.com>

apps/backend/internal/database/migrate.go

@@ -0,0 +1,17 @@
+package database
+
+import (
+	"embed"
+
+	"github.com/uptrace/bun/migrate"
+)
+
+//go:embed migrations/*.sql
+var sqlMigrations embed.FS
+
+// RunMigrations discovers and runs all migrations in the migrations directory.
+// Currently, the migrations directory is in internal/db/migrations.
+func RunMigrations() error {
+	m := migrate.NewMigrations()
+	return m.Discover(sqlMigrations)
+}