add webi install instructions

README.md

@@ -1,4 +1,4 @@
-# go-serviceman
+# [go-serviceman](https://git.rootprojects.org/root/serviceman)
 
 Cross-platform service management made easy.
 
@@ -77,6 +77,24 @@ The **default** is to register a _user_ services. To register a _system_ service
 
 # Install
 
+You can install `serviceman` directly from the official git releases with [`webi`](https://webinstall.dev/serviceman):
+
+**Mac**, **Linux**:
+
+```bash
+curl -sL https://webinstall.dev/serviceman | bash
+```
+
+**Windows 10**:
+
+```pwsh
+curl.exe -sLA "MS" https://webinstall.dev/serviceman | powershell
+```
+
+You can run this from cmd.exe or PowerShell (curl.exe is a native part of Windows 10).
+
+## Manual Install
+
 There are a number of pre-built binaries.
 
 If none of them work for you, or you prefer to build from source,
@@ -84,8 +102,16 @@ see the instructions for building far down below.
 
 ## Downloads
 
+```
+curl -fsSL "https://rootprojects.org/serviceman/dist/$(uname -s)/$(uname -m)/serviceman" -o serviceman
+chmod +x ./serviceman
+```
+
 ### MacOS
 
+<details>
+<summary>See download options</summary>
+
 MacOS (darwin): [64-bit Download ](https://rootprojects.org/serviceman/dist/darwin/amd64/serviceman)
 
 ```
@@ -93,6 +119,8 @@ curl https://rootprojects.org/serviceman/dist/darwin/amd64/serviceman -o service
 chmod +x ./serviceman
 ```
 
+</details>
+
 ### Windows
 
 <details>
@@ -125,6 +153,7 @@ powershell.exe "(New-Object Net.WebClient).DownloadFile('https://rootprojects.or
 
 ### Linux
 
+
 <details>
 <summary>See download options</summary>
 
@@ -620,4 +649,3 @@ MPL-2.0 |
 Copyright 2019 AJ ONeal.
 
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-<!-- {{ end }} -->