refactor: unify backend and frontend servers (#3)

* refactor: unify backend and frontend servers

* refactor: correct paths for openapi & drizzle

* refactor: move api-client to client

* fix: drizzle paths

* chore: fix linting issues

* fix: form reset issue

app/server/modules/backends/utils/backend-utils.ts

@@ -0,0 +1,47 @@
+import * as fs from "node:fs/promises";
+import * as npath from "node:path";
+import { toMessage } from "../../../utils/errors";
+import { logger } from "../../../utils/logger";
+import { $ } from "bun";
+
+export const executeMount = async (args: string[]): Promise<void> => {
+	let stderr: string | undefined;
+
+	const result = await $`mount ${args}`.nothrow();
+	stderr = result.stderr.toString();
+
+	if (stderr?.trim()) {
+		logger.warn(stderr.trim());
+	}
+};
+
+export const executeUnmount = async (path: string): Promise<void> => {
+	let stderr: string | undefined;
+
+	const result = await $`umount -l -f ${path}`.nothrow();
+	stderr = result.stderr.toString();
+
+	if (stderr?.trim()) {
+		logger.warn(stderr.trim());
+	}
+};
+
+export const createTestFile = async (path: string): Promise<void> => {
+	const testFilePath = npath.join(path, `.healthcheck-${Date.now()}-${Math.random().toString(36).slice(2, 8)}`);
+
+	await fs.writeFile(testFilePath, "healthcheck");
+
+	const files = await fs.readdir(path);
+	await Promise.all(
+		files.map(async (file) => {
+			if (file.startsWith(".healthcheck-")) {
+				const filePath = npath.join(path, file);
+				try {
+					await fs.unlink(filePath);
+				} catch (err) {
+					logger.warn(`Failed to stat or unlink file ${filePath}: ${toMessage(err)}`);
+				}
+			}
+		}),
+	);
+};