refactor: remove pocketbase (#1138)

app/database/db_test.go

@@ -0,0 +1,21 @@
+package database_test
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"github.com/SecurityBrewery/catalyst/app/database"
+	"github.com/SecurityBrewery/catalyst/app/database/sqlc"
+)
+
+func TestDBForeignKeyConstraints(t *testing.T) {
+	t.Parallel()
+
+	queries := database.TestDB(t, t.TempDir())
+
+	assert.Error(t, queries.AssignGroupToUser(t.Context(), sqlc.AssignGroupToUserParams{
+		UserID:  "does_not_exist",
+		GroupID: "also_missing",
+	}))
+}