feat: move postgres as part of the main repo

app/src/data/connection/postgres/PgPostgresConnection.ts

@@ -0,0 +1,32 @@
+import { Kysely, PostgresDialect } from "kysely";
+import { PostgresIntrospector } from "./PostgresIntrospector";
+import { PostgresConnection, plugins } from "./PostgresConnection";
+import { customIntrospector } from "bknd";
+import $pg from "pg";
+
+export type PgPostgresConnectionConfig = $pg.PoolConfig;
+
+export class PgPostgresConnection extends PostgresConnection<$pg.Pool> {
+   override name = "pg";
+
+   constructor(config: PgPostgresConnectionConfig) {
+      const pool = new $pg.Pool(config);
+      const kysely = new Kysely({
+         dialect: customIntrospector(PostgresDialect, PostgresIntrospector, {
+            excludeTables: [],
+         }).create({ pool }),
+         plugins,
+      });
+
+      super(kysely);
+      this.client = pool;
+   }
+
+   override async close(): Promise<void> {
+      await this.client.end();
+   }
+}
+
+export function pg(config: PgPostgresConnectionConfig): PgPostgresConnection {
+   return new PgPostgresConnection(config);
+}