GitHub/Actions

Runner

actions/checkout: Action for checking out a repo - https://github.com/actions/checkout

Releases · actions/runner - https://github.com/actions/runner/releases

Linux x64:

# Create a folder
mkdir actions-runner && cd actions-runner
# Download the latest runner package
curl -O -L https://github.com/actions/runner/releases/download/v2.304.0/actions-runner-linux-x64-2.304.0.tar.gz
# Extract the installer
tar xzf ./actions-runner-linux-x64-2.304.0.tar.gz

ARM:

# Create a folder
mkdir actions-runner && cd actions-runner
# Download the latest runner package
curl -O -L https://github.com/actions/runner/releases/download/v2.304.0/actions-runner-linux-arm-2.304.0.tar.gz
# Extract the installer
tar xzf ./actions-runner-linux-arm-2.304.0.tar.gz

Action Expressions

https://docs.github.com/en/actions/learn-github-actions/expressions

String Operations

Reference: https://docs.github.com/en/actions/learn-github-actions/expressions#functions

Convert json string to json:

fromJSON(string)

Pretty print json value:

toJSON(string)

Join - The value for array can be an array or a string. All values in array are concatenated into a string.

join( array, optionalSeparator )

Format - Replaces values in the string, with the variable replaceValueN.

format( string, replaceValue0, replaceValue1, ..., replaceValueN)
format('{0}/{1}', val1, val2)

Also useful for concating two strings:
format('{0}{1}', str1, str2)

Ends With -

endsWith( searchString, searchValue )

startsWith( searchString, searchValue )

contains( search, item )
eg. contains('Hello world', 'llo')

checkout

checkout@v4

https://github.com/actions/checkout