My kakoune config.

kakrc

# Generic Settings
hook global InsertChar k %{ try %{
  exec -draft hH <a-k>jk<ret> d
  exec <esc>
}}

hook global WinDisplay .* info-buffers
hook global WinCreate ^[^*]+$ %{ add-highlighter window/ number-lines -separator ' ' }

# Mappings
map global normal 0 <a-i>
map global normal <c-l> vv
map global normal = :format<ret> -docstring 'format buffer'

## Buffers
map global normal ^ ':info-buffers<ret>' -docstring 'show buffers'
map global normal <c-o> ':edit<space>'
map global normal <ret> ':enter-buffers-mode<ret>'
map global normal <c-x> ':delete-buffer<ret>'
map global normal <c-a> ':buffer-first<ret>'
map global normal <c-e> ':buffer-last<ret>'
map global normal <c-p> ':buffer-previous<ret>'
map global normal <c-n> ':buffer-next<ret>'

# Editor config
hook global BufOpenFile .* %{ editorconfig-load }
hook global BufNewFile .* %{ editorconfig-load }

# Language specific hooks
## C++
hook global WinSetOption filetype=(c|cpp) %{
    clang-enable-autocomplete
    clang-enable-diagnostics
    alias window lint clang-parse
    alias window lint-next-error clang-diagnostics-next
    set window formatcmd 'clang-format'
}

# Completion
hook global InsertCompletionShow .* %{ map window insert <tab> <c-n>; map window insert <s-tab> <c-p> }
hook global InsertCompletionHide .* %{ unmap window insert <tab> <c-n>; unmap window insert <s-tab> <c-p> }