From a01a8d7f793d948e73b1a5899fd08c71674c692b Mon Sep 17 00:00:00 2001
From: ComplYue <compl.yue@icloud.com>
Date: Tue, 9 Jun 2020 22:35:50 +0800
Subject: [PATCH] upd readme

---
 README.md | 25 +++++++++++++++++++++++--
 1 file changed, 23 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index deac275..e5e0921 100644
--- a/README.md
+++ b/README.md
@@ -67,8 +67,29 @@ epm --help
 
 ## Features
 
-Currently it's very basic, only able to install/remove/update single **git**
-repository based packages.
+```console
+epm 0.1.0 >> Edh Package Manager <<
+
+USAGE:
+    epm [FLAGS] <SUBCOMMAND>
+
+FLAGS:
+    -v, --verbose         Enable verbose output
+    -h, --help            Prints help information
+    -V, --version         Prints version information
+    -B, --base <URL>      URL prefix for upstream package repositories
+                    default:  https://github.com/e-wrks
+                    environment variable EPM_REPO_BASE overrides above
+
+SUBCOMMANDS:
+    init                  Initialize current working directory as an EPM home
+    install    | i        Install new, or change branches of existing packages
+    list       | l        List homes and packages
+    update     | u        Pull upstream changes of packages from tracked branches
+    with       | w        Run command within the directory of a package
+    run | exec | x        Run command with all effective EPM home's bin on $PATH
+    rm                    Remove specified package(s) from nearest EPM home
+```
 
 ## Roadmap