volumio@volumio:~$ volumio pull -b buster/alsa-pipeline
Stopping Volumio

We trust you have received the usual lecture from the local System
Administrator. It usually boils down to these three things:

    #1) Respect the privacy of others.
    #2) Think before you type.
    #3) With great power comes great responsibility.

[sudo] password for volumio:
Backing Up current Volumio folder in /volumio-current
Cloning Volumio Backend repo
Cloning master from repository https://github.com/volumio/Volumio2.git
Cloning into '/volumio'...
remote: Enumerating objects: 130, done.
remote: Counting objects: 100% (130/130), done.
remote: Compressing objects: 100% (89/89), done.
remote: Total 24517 (delta 68), reused 77 (delta 40), pack-reused 24387
Receiving objects: 100% (24517/24517), 29.00 MiB | 11.03 MiB/s, done.
Resolving deltas: 100% (16592/16592), done.
Copying Modules
Copying Classic UI
Copying Volumio Contemporary UI
Getting Network Manager from Build scripts
--2021-01-06 19:51:50--  https://raw.githubusercontent.com/volumio/Build/master/volumio/bin/wireless.js
Resolving raw.githubusercontent.com (raw.githubusercontent.com)... 151.101.112.133
Connecting to raw.githubusercontent.com (raw.githubusercontent.com)|151.101.112.133|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 11918 (12K) [text/plain]
Saving to: ‘/volumio/app/plugins/system_controller/network/wireless.js’

/volumio/app/plugins/system_c 100%[=================================================>]  11.64K  --.-KB/s    in 0.001s

2021-01-06 19:51:50 (11.2 MB/s) - ‘/volumio/app/plugins/system_controller/network/wireless.js’ saved [11918/11918]

Setting Proper permissions
Pull completed, restarting Volumio
Done
volumio@volumio:~$ sudo sed -i "s|\(^WRITE_MPD_CONFIGURATION_ON_STARTUP=\)false|\1true|" /volumio/.env
volumio@volumio:~$ sudo sed -i "s|\(^MODULAR_ALSA_PIPELINE=\)false|\1true|" /volumio/.env
volumio@volumio:~$ which npm
/usr/bin/npm
volumio@volumio:~$ which node
/usr/bin/node
volumio@volumio:~$ volumio vrestart
volumio@volumio:~$ wget https://github.com/balbuze/volumio-plugins/raw/alsa_modular/plugins/miscellanea/peppyMeter/pipe.zip
--2021-01-06 19:53:08--  https://github.com/balbuze/volumio-plugins/raw/alsa_modular/plugins/miscellanea/peppyMeter/pipe.zip
Resolving github.com (github.com)... 140.82.121.4
Connecting to github.com (github.com)|140.82.121.4|:443... connected.
HTTP request sent, awaiting response... 302 Found
Location: https://raw.githubusercontent.com/balbuze/volumio-plugins/alsa_modular/plugins/miscellanea/peppyMeter/pipe.zip [following]
--2021-01-06 19:53:09--  https://raw.githubusercontent.com/balbuze/volumio-plugins/alsa_modular/plugins/miscellanea/peppyMeter/pipe.zip
Resolving raw.githubusercontent.com (raw.githubusercontent.com)... 151.101.112.133
Connecting to raw.githubusercontent.com (raw.githubusercontent.com)|151.101.112.133|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 6538 (6.4K) [application/zip]
Saving to: ‘pipe.zip’

pipe.zip                      100%[=================================================>]   6.38K  --.-KB/s    in 0.001s

2021-01-06 19:53:09 (9.93 MB/s) - ‘pipe.zip’ saved [6538/6538]

volumio@volumio:~$ mkdir pipe && miniunzip pipe.zip -d ./pipe && cd pipe
MiniUnz 1.01b, demo of zLib + Unz package written by Gilles Vollant
more info at http://www.winimage.com/zLibDll/unzip.html

pipe.zip opened
 extracting: UIConfig.json
creating directory: asound/
 extracting: asound/volumioPeppyalsa.postPeppyalsa.-1.conf
 extracting: config.json
 extracting: config.txt.tmpl
creating directory: i18n/
 extracting: i18n/strings_en.json
 extracting: index.js
 extracting: install.sh
 extracting: package.json
 extracting: peppy.service.tar
 extracting: readme.md
 extracting: uninstall.sh
volumio@volumio:~/pipe$ ls
asound       config.txt.tmpl  index.js    package.json       readme.md      uninstall.sh
config.json  i18n             install.sh  peppy.service.tar  UIConfig.json
volumio@volumio:~/pipe$ volumio plugin install

This command will install the plugin on your device

/usr/local/bin/volumio: line 239: /usr/local/bin/node: No such file or directory
volumio@volumio:~/pipe$