UPD: initial architecture

scripts/entrypoint.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+set -eu
+node ./scripts/wait-for-database.js
+node ./scripts/migrate.js
+exec node server.js

scripts/migrate.js

@@ -0,0 +1,14 @@
+const path = require("node:path");
+const postgres = require("postgres");
+const { drizzle } = require("drizzle-orm/postgres-js");
+const { migrate } = require("drizzle-orm/postgres-js/migrator");
+(async () => {
+  const client = postgres(process.env.DATABASE_URL, { max: 1 });
+  await migrate(drizzle(client), {
+    migrationsFolder: path.join(process.cwd(), "drizzle/migrations"),
+  });
+  await client.end();
+})().catch((error) => {
+  console.error("Migration failed", error);
+  process.exit(1);
+});

scripts/wait-for-database.js

@@ -0,0 +1,22 @@
+const postgres = require("postgres");
+const databaseUrl = process.env.DATABASE_URL;
+if (!databaseUrl) throw new Error("DATABASE_URL is required.");
+const client = postgres(databaseUrl, { max: 1 });
+(async () => {
+  for (let attempt = 1; attempt <= 30; attempt += 1) {
+    try {
+      await client`select 1`;
+      await client.end();
+      return;
+    } catch {
+      if (attempt === 30) {
+        await client.end();
+        throw new Error("Database was not reachable after 30 attempts.");
+      }
+      await new Promise((resolve) => setTimeout(resolve, 1000));
+    }
+  }
+})().catch((error) => {
+  console.error("Database wait failed", error);
+  process.exit(1);
+});

scripts/wait-for-database.ts

@@ -0,0 +1,17 @@
+import postgres from "postgres";
+const databaseUrl = process.env.DATABASE_URL;
+if (!databaseUrl) throw new Error("DATABASE_URL is required.");
+const client = postgres(databaseUrl, { max: 1 });
+for (let attempt = 1; attempt <= 30; attempt += 1) {
+  try {
+    await client`select 1`;
+    await client.end();
+    process.exit(0);
+  } catch {
+    if (attempt === 30) {
+      await client.end();
+      throw new Error("Database was not reachable after 30 attempts.");
+    }
+    await new Promise((resolve) => setTimeout(resolve, 1000));
+  }
+}