build: default release:package to the current platform

Signed-off-by: Grigorii K. Shartsev <me@shgk.me>

README.md

@@ -193,9 +193,9 @@ npm run package:windows
       ```md
       > 📥 Download Binaries on https://github.com/nextcloud-releases/talk-desktop/releases/tag/v$(version)
       ```
-9. Package release for specified platforms:
+9. Package release on each platform separately:
    ```sh
-   npm run release:package -- --windows --linux --mac
+   npm run release:package
    ```
 10. Upload packages to the GitHub Releases on [nextcloud-releases/talk-desktop](https://github.com/nextcloud-releases/talk-desktop/releases/lastest)
 11. Publish both releases on GitHub Releases

scripts/prepare-release-packages.mjs

@@ -30,6 +30,8 @@ function help() {
 	echo`Prepare release packages for Talk Desktop with Talk in ${TALK_PATH}
 
 	Usage: npm run release:package -- --linux --mac --windows --version=v20.0.0
+	If no platform is specified, the current platform will be used.
+	If no version is specified, the stable version from package.json will be used.
 
 	Args:
 	--help - show help
@@ -50,9 +52,10 @@ function help() {
 async function prepareRelease() {
 	const version = argv.version ?? packageJson.talk.stable
 
-	// Validate arguments
+	// Default to the current platform
 	if (!argv.windows && !argv.linux && !argv.mac) {
-		exit('❌ You must specify at least one of --windows, --linux or --mac', 1)
+		const platform = process.platform === 'darwin' ? 'mac' : process.platform === 'win32' ? 'windows' : 'linux'
+		argv[platform] = true
 	}
 
 	echo`Packaging Nextcloud Talk v${packageJson.version} with Talk ${version}...`