Revert "fix: use proper dual-packaging"

This reverts commit 056bc8f.

package.json

@@ -15,21 +15,17 @@
     "dist",
     "src"
   ],
-  "main": "dist/cjs/index.js",
-  "module": "dist/esm/wrapper.mjs",
-  "exports": {
-    "import": "./dist/esm/wrapper.mjs",
-    "require": "./dist/cjs/index.js"
-  },
-  "types": "dist/cjs/index.d.ts",
+  "main": "dist/main/index.js",
+  "module": "dist/module/index.js",
+  "types": "dist/module/index.d.ts",
   "sideEffects": false,
   "repository": "supabase/supabase-js",
   "scripts": {
     "clean": "rimraf dist docs/v2",
-    "format": "prettier --write \"{src,test}/**/*.ts\" wrapper.mjs",
+    "format": "prettier --write \"{src,test}/**/*.ts\"",
     "build": "run-s clean format build:*",
-    "build:cjs": "tsc -p tsconfig.json",
-    "build:esm": "cpy wrapper.mjs dist/esm/",
+    "build:main": "tsc -p tsconfig.json",
+    "build:module": "tsc -p tsconfig.module.json",
     "build:umd": "webpack",
     "types-generate": "dts-gen -m '@supabase/supabase-js' -s",
     "test": "run-s test:types test:run",
@@ -38,7 +34,7 @@
     "test:db": "cd infra/db && docker-compose down && docker-compose up -d && sleep 5",
     "test:watch": "jest --watch --verbose false --silent false",
     "test:clean": "cd infra/db && docker-compose down",
-    "test:types": "run-s build && tsd --files test/*.test-d.ts",
+    "test:types": "run-s build:module && tsd --files test/*.test-d.ts",
     "docs": "typedoc --entryPoints src/index.ts --out docs/v2 --includes src/**/*.ts",
     "docs:json": "typedoc --entryPoints src/index.ts --includes src/**/*.ts --json docs/v2/spec.json --excludeExternals",
     "serve:coverage": "npm run test:coverage && serve test/coverage"
@@ -54,7 +50,6 @@
   "devDependencies": {
     "@sebbo2002/semantic-release-jsr": "^1.0.0",
     "@types/jest": "^29.2.5",
-    "cpy-cli": "^5.0.0",
     "husky": "^4.3.0",
     "jest": "^29.3.1",
     "npm-run-all": "^4.1.5",

src/index.ts

@@ -1,5 +1,3 @@
-// Always update wrapper.mjs when updating this file.
-
 import SupabaseClient from './SupabaseClient'
 import type { GenericSchema, SupabaseClientOptions } from './lib/types'
 

tsconfig.json

@@ -5,7 +5,7 @@
     "declaration": true,
     "declarationMap": true,
     "module": "CommonJS",
-    "outDir": "dist/cjs",
+    "outDir": "dist/main",
     "sourceMap": true,
     "target": "ES2015",
 

tsconfig.module.json

@@ -0,0 +1,7 @@
+{
+  "extends": "./tsconfig",
+  "compilerOptions": {
+    "module": "ES2020",
+    "outDir": "dist/module"
+  }
+}