The config location for your runner is:
Debian/Ubuntu/CentOS
/etc/gitlab-runner/config.toml
if run as root
~/.gitlab-runner/config.toml
if run as non-root
Windows
config.toml
where your binary is located
A minimal config.toml
can look like this:
concurrent = 1
[[runners]]
name = "ExampleRunner"
url = "https://example.com/ci"
token = "f3058595ca4b2d217726466b1feed9"
executor = "shell"
shell = "bash"
For advanced configuration please check the official documentation.