[FEAT] Using linter

[mimani68]

I conjecture linters file and manifest would enrich this repo as well

golangci-lint.run/

like

# Options for analysis running.
run:
  # See the dedicated "run" documentation section.
  option: value
# output configuration options
output:
  # See the dedicated "output" documentation section.
  option: value
# All available settings of specific linters.
linters-settings:
  # See the dedicated "linters-settings" documentation section.
  option: value
linters:
  # See the dedicated "linters" documentation section.
  option: value
issues:
  # See the dedicated "issues" documentation section.
  option: value
severity:
  # See the dedicated "severity" documentation section.
  option: value