rewritten 3/4 db files and config to ts

test/regeneration.test.js

@@ -3,7 +3,7 @@ import assert from "node:assert/strict";
 import {createServer} from "node:http";
 import {createApp} from "../src/app.js";
 import Database from "better-sqlite3";
-import {runMigrations} from "../src/db/schema.js";
+import {runMigrations} from "../src/db/schema.ts";
 
 const deferred = () => { let resolve; const promise = new Promise(done => { resolve = done; }); return {promise, resolve}; };