Added readme, fixed package exports

package.json

@@ -2,8 +2,6 @@
 	"name": "xsea",
 	"version": "0.0.1",
 	"description": "Cross-platform SEA generation",
-	"main": "dist/index.js",
-	"types": "dist/index.d.ts",
 	"keywords": [],
 	"bin": {
 		"xsea": "dist/cli.js"

readme.md

@@ -0,0 +1,35 @@
+
+# XSEA: Cross-Platform Single Executable Applications
+
+XSEA is a utility for generating Node.js Single Executable Applications (SEAs) cross-platform. At the moment, there is only a CLI, not an API.
+
+## CLI
+
+Here is the output of `xsea --help`:
+
+```
+Usage: xsea [...options] <entry point>
+
+Options:
+    --help,-h               Show this help message
+    --quiet,-q              Hide non-error output
+    --verbose,-w            Show all output
+    --output, -o <prefix>   The output prefix
+    --clean                 Remove temporary files
+    --node,-N <version>     Specify the Node version
+    --target, -t <target>   Specify which targets(s) to build for (e.g. linux-arm64, win-x64)
+```
+
+#### Examples
+
+Generate x64 executables for Linux, Windows, and MacOS:
+
+```sh
+xsea src/my-program.js -o dist/my-program -t linux-x64 -t win-x64 -t darwin-x64
+```
+
+Generate executables for Windows on x64 and Arm:
+
+```sh
+xsea src/my-program.js -o dist/my-program -t win-arm64 -t win-x64
+```