fix: install pg dependency so postgres-dependent tests can resolve at runtime

package.json

@@ -6,8 +6,11 @@
 	"type": "module",
 	"scripts": {
 		"typecheck": "tsc --project tsconfig.json",
-		"build": "tsc --project tsconfig.build.json",
+		"build": "tsc --project tsconfig.build.json && node scripts/copy-migrations.mjs",
 		"test": "npm run build --silent && sh -c 'node --test \"$@\" test/*.test.mjs' --",
 		"lint": "npx --yes oxlint@1.56.0 $(find src -type d -name upstream -prune -o -name '*.ts' -print) $(find test -name '*.mjs' -print)"
+	},
+	"dependencies": {
+		"pg": "^8.20.0"
 	}
 }

scripts/copy-migrations.mjs

@@ -0,0 +1,7 @@
+import { cpSync } from 'node:fs';
+
+cpSync(
+	'src/subsystems/supabase/migrations',
+	'dist/subsystems/supabase/migrations',
+	{ recursive: true },
+);

src/@types/node/index.d.ts

@@ -4,13 +4,22 @@ declare namespace NodeJS {
 		SERVICE_NAME?: string;
 		NODE_ENV?: string;
 		PORT?: string;
+		RELATIONAL_BACKEND?: string;
+		DATABASE_URL?: string;
+		DATABASE_SCHEMA?: string;
+		POSTGRES_AUTO_MIGRATE?: string;
 	}
 }
 
 declare const process: {
 	env: NodeJS.ProcessEnv;
 };
 
+declare class Buffer extends Uint8Array {
+	static from(data: string | ArrayLike<number>): Buffer;
+	toString(encoding?: string): string;
+}
+
 declare module "node:http" {
 	export interface IncomingMessage {
 		method?: string;
@@ -26,7 +35,9 @@ declare module "node:http" {
 	}
 
 	export interface Server {
+		listening: boolean;
 		listen(port?: number): Server;
+		close(callback?: (error?: Error) => void): Server;
 		once(event: string, listener: (...args: any[]) => void): Server;
 		off(event: string, listener: (...args: any[]) => void): Server;
 	}
@@ -38,3 +49,16 @@ declare module "node:http" {
 		) => void,
 	): Server;
 }
+
+declare module "node:crypto" {
+	export function timingSafeEqual(a: Buffer, b: Buffer): boolean;
+	export function createHash(algorithm: string): {
+		update(data: string): { digest(): Buffer };
+	};
+}
+
+declare module "node:fs" {
+	export function readFileSync(path: string | URL, encoding: "utf8"): string;
+	export function readdirSync(path: string | URL): string[];
+	export function existsSync(path: string | URL): boolean;
+}

src/@types/pg/index.d.ts

@@ -0,0 +1,28 @@
+declare module "pg" {
+	export interface QueryResult<Row = any> {
+		rows: Row[];
+		rowCount: number | null;
+	}
+
+	export interface PoolConfig {
+		connectionString?: string;
+	}
+
+	export class Pool {
+		constructor(config?: PoolConfig);
+		query<Row = any>(
+			text: string,
+			values?: readonly unknown[],
+		): Promise<QueryResult<Row>>;
+		connect(): Promise<PoolClient>;
+		end(): Promise<void>;
+	}
+
+	export interface PoolClient {
+		query<Row = any>(
+			text: string,
+			values?: readonly unknown[],
+		): Promise<QueryResult<Row>>;
+		release(err?: Error | boolean): void;
+	}
+}