chore(tests): проверить backend на PostgreSQL и убрать ожидание idle пула

backend/scripts/test.mjs

@@ -0,0 +1,16 @@
+import { readFileSync } from "node:fs"
+import { spawnSync } from "node:child_process"
+const pkg = JSON.parse(readFileSync(new URL("../package.json", import.meta.url), "utf8"))
+const npmCli = process.env.npm_execpath
+if (!npmCli) throw new Error("Запускайте тесты через npm --prefix backend test")
+for (const command of pkg.scripts["test:all"].split(/\s*&&\s*/)) {
+  const match = /^npm run (test:[\w-]+)$/.exec(command)
+  if (!match) throw new Error("Неизвестный формат профиля backend tests")
+  const result = spawnSync(process.execPath, [npmCli, "run", match[1]], {
+    cwd: new URL("../", import.meta.url),
+    env: { ...process.env, NODE_ENV: "test" },
+    stdio: "inherit",
+  })
+  if (result.error) throw result.error
+  if (result.status !== 0) process.exit(result.status ?? 1)
+}