feat: add development environment configuration and Docker setup

backend/index.ts

@@ -0,0 +1,72 @@
+import { formatDistanceToNow } from "date-fns";
+import { not } from "drizzle-orm";
+import { removeExpiredSubmissions } from "@/app/(ui)/rubgram/api";
+import { db } from "@/lib/db";
+import { artifactSettings, endgameSubmissions } from "@/lib/db/schema";
+
+Bun.serve({
+  fetch(req, server) {
+    return new Response("Hello world2");
+  },
+});
+console.log("Listening");
+
+function logger(group: string) {
+  const prefix = `[${group}]`;
+  return {
+    // biome-ignore lint/suspicious/noExplicitAny: logger
+    log(...args: any[]) {
+      console.log(prefix, ...args);
+    },
+    // biome-ignore lint/suspicious/noExplicitAny: logger
+    error(...args: any[]) {
+      console.error(prefix, ...args);
+    },
+    schedule(target: Date[] | number, callback: () => void) {
+      let timeout: number;
+      const now = Date.now();
+      // conv sec to milli
+      if (typeof target === "number") timeout = target * 1000;
+      // find nearest date, poll 60s if no date
+      else
+        timeout = target.length
+          ? target
+              .map((d) => d.getTime() - now)
+              .reduce((a, b) => Math.min(a, b), 0)
+          : 60000;
+      console.log(
+        prefix,
+        `Running ${formatDistanceToNow(new Date(now + timeout), { addSuffix: true })}`,
+      );
+      return setTimeout(callback, timeout);
+    },
+  };
+}
+
+async function checkRubgramExpiration() {
+  const { log, error, schedule } = logger("rubgramExpiration");
+  const { removed } = await removeExpiredSubmissions();
+  if (removed) log("Purged", removed, "submissions");
+
+  const expirable = await db
+    .select({ expires: endgameSubmissions.expires })
+    .from(endgameSubmissions)
+    .where(not(endgameSubmissions.paid));
+  schedule(
+    expirable.map((e) => e.expires).filter((x): x is Date => !!x),
+    checkRubgramExpiration,
+  );
+}
+
+async function mockData() {
+  if (process.env.NODE_ENV !== "development") return;
+  const { log, error, schedule } = logger("mockData");
+  const res = await db.select().from(artifactSettings);
+  if (res.length) return;
+  // schema isn't there yet
+  log("Setting up database schema");
+}
+
+checkRubgramExpiration();
+
+process.on(15 as unknown as "SIGTERM", process.exit);