readme update

README.md

@@ -1,2 +1,62 @@
-# 🚀 Package Manager Guard
-Protect developers against malicious OSS packages by wrapping package managers
+
+# PMG (Package Manager Guard)
+
+PMG is a security-focused wrapper for package managers that helps detect and prevent the installation of potentially malicious packages.
+
+
+## 📑 Table of Contents
+- [Supported Ecosystems](#supported-ecosystems)
+- [Installation](#installation)
+- [Prerequisites](#prerequisites)
+- [Environment Variables](#environment-variables)
+- [Usage](#usage)
+- [Contributing](#contributing)
+
+
+## Supported Ecosystems
+Currently, PMG supports the following package ecosystems:
+
+| Ecosystem | Status | Command |
+|-----------|--------|---------|
+| NPM       | ✅ Active | `pmg npm install <package>` |
+| PyPI      | 🚧 Planned | Coming soon |
+| Go        | 🚧 Planned | Coming soon |
+
+## Installation
+- Build from source
+
+> Ensure $(go env GOPATH)/bin is in your $PATH
+
+```bash
+go install github.com/safedep/pmg
+```
+
+## Prerequisites
+- Go 1.24
+- SafeDep API credentials (SAFEDEP_API_KEY and SAFEDEP_TENANT_ID)
+
+## Environment Variables
+
+- `SAFEDEP_API_KEY`: Your SafeDep API key
+- `SAFEDEP_TENANT_ID`: Your SafeDep tenant ID
+- `NPM_AUTH_TOKEN`: (Optional) NPM authentication token for private packages
+
+## Usage
+
+### Scanning NPM packages
+```bash
+pmg npm install <package-name>
+```
+
+OR
+```bash
+pmg npm i <package-name>
+```
+OR
+```bash
+pmg npm add <package-name>
+```
+
+## Contributing
+
+Please feel free to submit a Pull Request.

pkg/common/utils/command.go

@@ -1,7 +1,6 @@
 package utils
 
 import (
-	"bytes"
 	"fmt"
 	"os"
 	"os/exec"
@@ -11,13 +10,8 @@ func ExecCmd(name string, args, env []string) error {
 	cmd := exec.Command(name, args...)
 	cmd.Env = append(os.Environ(), env...)
 
-	var stdout, stderr bytes.Buffer
-	cmd.Stdout = &stdout
-	cmd.Stderr = &stderr
-
 	if err := cmd.Run(); err != nil {
-		return fmt.Errorf("error running cmd %s: %s\nStderr: %s", name,
-			err.Error(), stderr.String())
+		return fmt.Errorf("error running cmd %s: %s\n", name, err.Error())
 	}
 	return nil
 }