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/core/config.ts

@@ -0,0 +1,23 @@
+import { type } from "arktype";
+import "dotenv/config";
+
+const envSchema = type({
+	NODE_ENV: type.enumerated("development", "production", "test").default("development"),
+	SESSION_SECRET: "string?",
+}).pipe((s) => ({
+	__prod__: s.NODE_ENV === "production",
+	environment: s.NODE_ENV,
+	sessionSecret: s.SESSION_SECRET || "change-me-in-production-please",
+}));
+
+const parseConfig = (env: unknown) => {
+	const result = envSchema(env);
+
+	if (result instanceof type.errors) {
+		throw new Error(`Invalid environment variables: ${result.toString()}`);
+	}
+
+	return result;
+};
+
+export const config = parseConfig(process.env);