Remove dotenv from cli-kit/app

.changeset/remove-dotenv-cli-kit.md

@@ -0,0 +1,5 @@
+---
+"@shopify/cli-kit": patch
+---
+
+Remove `dotenv` dependency; parse .env files using Node's native `util.parseEnv` instead.

packages/cli-kit/package.json

@@ -123,7 +123,6 @@
     "color-json": "3.0.5",
     "conf": "11.0.2",
     "deepmerge": "4.3.1",
-    "dotenv": "16.4.7",
     "env-paths": "3.0.0",
     "execa": "7.2.0",
     "fast-glob": "3.3.3",

packages/cli-kit/src/public/node/dot-env.ts

@@ -1,7 +1,9 @@
 import {outputDebug, outputContent, outputToken} from './output.js'
 import {AbortError} from './error.js'
 import {fileExists, readFile, writeFile} from './fs.js'
-import {parse} from 'dotenv'
+import * as util from 'node:util'
+
+const parseEnv = (util as unknown as {parseEnv(s: string): Record<string, string>}).parseEnv
 
 /**
  * This interface represents a .env file.
@@ -30,7 +32,7 @@ export async function readAndParseDotEnv(path: string): Promise<DotEnvFile> {
   const content = await readFile(path)
   return {
     path,
-    variables: parse(content),
+    variables: parseEnv(content),
   }
 }