diff --git a/.bash_aliases b/.bash_aliases
index 2099dd7..269f311 100644
--- a/.bash_aliases
+++ b/.bash_aliases
@@ -5,8 +5,8 @@ alias l='ls -lh'
 alias la='ls -Alh'
 alias lt='ls -lrt'
 alias d='ls -al | egrep ^d'
-alias dl='ls -al | grep -E "^[d|l]"'
-alias ll='ls -al | grep -E ^l'
+alias dl='ls -al | egrep "^[d|l]"'
+alias ll='ls -alh'
 alias h=history
 alias td='todo -c --force-colour --filter -done,+children | less -r'
 alias tdall='todo --force-colour -A|less -r'
@@ -68,14 +68,14 @@ alias vic='vim ~/.irssi/config'
 # mutt
 alias cm='cd ~/.mutt'
 alias vm='vim ~/.mutt/muttrc'
-alias vma='vim ~/.mutt/muttrc-alias'
-alias ou='offlineimap -a upmc'
-alias og='offlineimap -a gmail'
+alias vma='vim ~/.mutt/alias'
 
 # w3m
-alias cw='cd ~/.w3m'
 alias vw='vim ~/.w3m/config'
-alias wb='w3m -B'
+
+# fzf
+alias vf='vim $(fzf --preview="head -$LINES {}")'
+alias of='xdg-open "$(fzf --preview="head -$LINES {}")"'
 
 #newsboat
 alias nb=newsboat
@@ -144,13 +144,6 @@ alias vss='vi ~/.config/starship.toml'
 alias gt="go test | _gotestcolored"
 alias gtv="go test -v | _gotestcolored"
 
-# go buffalo
-# alias bt='buffalo test | _gotestcolored'
-# alias btv='buffalo test -v | _gotestcolored | less'
-# force no caching in test with -count=1
-alias bt="go test -p 1 -tags test subscribe subscribe/actions subscribe/grifts subscribe/mailers"
-alias btv='bt -v | _gotestcolored | less '
-
 alias pm='sudo pacman'
 
 # end .bash_aliases
diff --git a/.bash_prompt b/.bash_prompt
index 2a9eb14..764a22d 100644
--- a/.bash_prompt
+++ b/.bash_prompt
@@ -16,7 +16,10 @@
          RED="\[\033[0;31m\]"
       YELLOW="\[\033[0;33m\]"
        GREEN="\[\033[0;32m\]"
+      YELLOW="\[\033[0;33m\]"
         BLUE="\[\033[0;34m\]"
+     MAGENTA="\[\033[0;35m\]"
+        CYAN="\[\033[0;36m\]"
    LIGHT_RED="\[\033[1;31m\]"
  LIGHT_GREEN="\[\033[1;32m\]"
 LIGHT_YELLOW="\[\033[1;33m\]"
@@ -89,7 +92,7 @@ function prompt_func() {
     test "`id -ng`" != "`id -nu`" && psnewgrp="${LIGHT_GREEN}(`id -ng`)"
 
     # [user$host]
-    prompt="${prompt}${COLOR_NONE}[${YELLOW}\u${psnewgrp}${COLOR_NONE}@${WHITE}\h${COLOR_NONE}]"
+    prompt="${prompt}${COLOR_NONE}[${YELLOW}\u${COLOR_NONE}@${WHITE}\h${COLOR_NONE}]"
 
     # python virtualenv
     test -n "$VIRTUAL_ENV" && prompt="${prompt} (env:${BLUE}$(basename $VIRTUAL_ENV)${COLOR_NONE})"
@@ -115,6 +118,13 @@ function prompt_func() {
     # prompt="${prompt} \w"
     prompt="${prompt} $(short_path "$PWD")"
 
+    # if test $previous_return_value -eq 0
+    # then
+    #     PS1="${prompt} ${GREEN}\$${COLOR_NONE} "
+    # else
+    #     PS1="${prompt} ${RED}(err=${previous_return_value}) \$${COLOR_NONE} "
+    # fi
+
     # test right align FIXME
     # PS1=$(printf "%${COLUMNS}s                                   \r%s" "${prompt}" "${GREEN}\$${COLOR_NONE} ")
 
diff --git a/.bashrc b/.bashrc
index 798ede5..ed95681 100755
--- a/.bashrc
+++ b/.bashrc
@@ -26,12 +26,6 @@ shopt -s checkwinsize
 ## autocd
 shopt -s autocd
 
-# make less more friendly for non-text input files, see lesspipe(1)
-[ -x /usr/bin/lesspipe ] && eval "$(lesspipe)"
-
-# LESS options
-export LESS="-FRX"
-
 # very basic prompt -- more in .bash_prompt
 PROMPT_COMMAND='PS1="[\u@\h] -- \w  "; echo -ne "\033]0;${USER}@${HOSTNAME}: ${PWD/$HOME/~}\007"'
 
@@ -44,6 +38,8 @@ export BROWSER=w3m
 # ... and vim is the Best
 export EDITOR=vim
 
+export PAGER=less
+
 # very min bash aliases
 alias ls='ls -F --color'
 alias l='ls -l'
@@ -55,6 +51,7 @@ alias wa='ssh warhol'
 # 
 test -f ~/.bash_aliases && source ~/.bash_aliases
 test -f ~/.bash_prompt && source ~/.bash_prompt
+eval $(dircolors ~/.dircolors)
 # shellcheck disable=SC2046
 test -f ~/.dircolors && eval $(dircolors ~/.dircolors)
 test -d ~/dotfiles/bash_completion && { 
@@ -65,6 +62,26 @@ test -d ~/dotfiles/bash_completion && {
     done; 
 }
 
+# man in color with less 
+# from https://unix.stackexchange.com/questions/108699/documentation-on-less-termcap-variables
+# export LESS_TERMCAP_mb=$'\e[5;31m'  # blink
+# export LESS_TERMCAP_md=$'\e[1;33m'	# bold
+# export LESS_TERMCAP_me=$'\e[0m'		# no bold, blink, underline
+# export LESS_TERMCAP_so=$'\e[7m'		# reverse
+# export LESS_TERMCAP_se=$'\e[27m'	# no reverse
+# export LESS_TERMCAP_us=$'\e[4;32m'	    # underline
+# export LESS_TERMCAP_ue=$'\e[24m'	# no underline
+
+# https://wiki.archlinux.org/title/Color_output_in_console#Using_less
+export MANPAGER="less -R --use-color -Dsc -Dk+r -Dd+g -Du+c -DPgb -DEbR"
+export MANROFFOPT="-P -c"
+
+# make less more friendly for non-text input files, see lesspipe(1)
+[ -x /usr/bin/lesspipe.sh ] && eval "$(lesspipe.sh)"
+
+# LESS options
+#export LESS="-FRX"
+
 # startship
 # https://starship.rs/
 type -t starship >/dev/null && { 
@@ -89,7 +106,7 @@ export MANPATH=$HOME/.local/share/man:
 # od it in .bash_profile if [ -e /home/patrick/.nix-profile/etc/profile.d/nix.sh ]; then . /home/patrick/.nix-profile/etc/profile.d/nix.sh; fi 
 
 # tmux dirty hack : TERM and SSH_AGENT_PID
-test -n "$TMUX" && export TERM="xterm-256color"
+# test -n "$TMUX" && export TERM="xterm-256color"
 
 # use gpg-agent for gpg 
 # from gpg-agent(1)
@@ -155,22 +172,40 @@ function _prepend_path() { _append_path -r "$1" "$2"; }
 test -d "$HOME/.cargo/bin" && PATH=$(_prepend_path "$PATH" "$HOME/.cargo/bin")
 
 ### nodejs
-test -d "$HOME/download/nodejs/latest/bin" && PATH=$(_prepend_path "$PATH" "$HOME/download/nodejs/latest/bin")
-test -d "$HOME/src/node/current/bin" && PATH=$(_prepend_path "$PATH" "$HOME/src/node/current/bin")
+# test -d "$HOME/download/nodejs/latest/bin" && PATH=$(_prepend_path "$PATH" "$HOME/download/nodejs/latest/bin")
+# test -d "$HOME/src/node/current/bin" && PATH=$(_prepend_path "$PATH" "$HOME/src/node/current/bin")
 
 ### npm in user mode
-# test -d "${HOME}/.npm-packages" || mkdir "${HOME}/.npm-packages"
-# export NPM_PACKAGES="${HOME}/.npm-packages"
-# PATH=$(_prepend_path "$PATH" "$NPM_PACKAGES/bin")
-# MANPATH=$(_append_path "$MANPATH" "$NPM_PACKAGES/share/man")
+test -d "${HOME}/.npm-packages" || mkdir "${HOME}/.npm-packages"
+export NPM_PACKAGES="${HOME}/.npm-packages"
+PATH=$(_prepend_path "$PATH" "$NPM_PACKAGES/bin")
+MANPATH=$(_append_path "$MANPATH" "$NPM_PACKAGES/share/man")
 
 ### yarn
-test -d "$HOME/src/yarn/latest/bin" && PATH=$(_prepend_path "$PATH" "$HOME/src/yarn/latest/bin")
+# test -d "$HOME/src/yarn/latest/bin" && PATH=$(_prepend_path "$PATH" "$HOME/src/yarn/latest/bin")
 
 ### golang - default is $HOME/go/bin
 export GOPATH="$HOME/go"
 test -d "$HOME"/go/bin && PATH=$(_prepend_path "$PATH" "$HOME/go/bin")
 
+### gobuffalo
+type -t buffalo > /dev/null 2>&1 && eval "$(buffalo completion bash)"
+
+function bt {
+	echo "bash bt $*"
+	local opt=
+	test "$#" -ne 0 && opt="-m ""$*"
+	# shellcheck disable=SC2086
+	buffalo test $opt | _gotestcolored | less -RF
+}
+function btv {
+	echo "bash btv $*"
+	local opt=
+	test "$#" -ne 0 && opt="-m ""$*"
+	# shellcheck disable=SC2086
+	buffalo test -v $opt | _gotestcolored | less -RF
+}
+
 # host specific bash
 test -r "$HOME/.bashrc-${HOSTNAME}" && source "$HOME/.bashrc-${HOSTNAME}"
 
@@ -260,7 +295,7 @@ function u () {
 
 # mkcd
 function mkcd {
-    test "x$1" = x && return 1
+    test -n "$1" || return 1
     if test -d "$1"
     then
 	echo "dir '$1' already exists"
@@ -307,29 +342,27 @@ function faint () {
 # chech all cert/key/csr
 function openssl_check_all {
 	local file="$1"
-    test -n "${file}" || { echo "Usage: $(basename "$0") <template_file>"; return 1; }
-	test -f "${file}.csr" && openssl_check_csr "${file}.csr"
-	test -f "${file}.cert" && openssl_check_cert "${file}.cert"
-	test -f "${file}.cer" && openssl_check_cert "${file}.cer"
-	test -f "${file}.crt" && openssl_check_cert "${file}.crt"
-	test -f "${file}.pem" && openssl_check_cert "${file}.pem"
-	test -f "${file}.key" && openssl_check_key "${file}.key"
-	local file2;file2=$(sed 's/\./_/g' <<<"$file")
+	__openssl_check_all "$file"
+	# local file2;file2=$(sed 's/\./_/g' <<<"$file")
+	local file2;file2=${file//./_}
 	test "$file" = "$file2" && return 0
 	file="$file2"
-	test -f "${file}.csr" && openssl_check_csr "${file}.csr"
-	test -f "${file}.cert" && openssl_check_cert "${file}.cert"
-	test -f "${file}.cer" && openssl_check_cert "${file}.cer"
-	test -f "${file}.crt" && openssl_check_cert "${file}.crt"
-	test -f "${file}.pem" && openssl_check_cert "${file}.pem"
-	test -f "${file}.key" && openssl_check_key "${file}.key"
+	__openssl_check_all "$file2"
+}
+__openssl_check_all () {
+	test -e "${1}.csr" && openssl_check_csr "${1}.csr"
+	test -e "${1}.cert" && openssl_check_cert "${1}.cert"
+	test -e "${1}.cer" && openssl_check_cert "${1}.cer"
+	test -e "${1}.crt" && openssl_check_cert "${1}.crt"
+	test -e "${1}.pem" && openssl_check_cert "${1}.pem"
+	test -e "${1}.key" && openssl_check_key "${1}.key"
 }
 
 
 # check Certificate Signing Request file
 function openssl_check_csr {
     test -f "$1" || { echo "Usage: $(basename "$0") <csr_file>"; return 1; }
-    faint "# openssl req -noout -text -verify -in $1"
+    faint "# openssl req -noout -text -verify -in $1 | grep Subject:"
     openssl req -noout -text -verify -in "$1" | grep Subject:
     faint "# openssl req -noout -modulus -in $1 | openssl md5 "
     openssl req -noout -modulus -in "$1"  | openssl md5
@@ -362,12 +395,12 @@ function openssl_check_https {
 function openssl_check_protocol {
     test -n "$1" || { echo "Usage: $(basename "$0") mon.site.example.com"; return 1; }
     faint "# openssl s_client -servername $1 -connect $1 | egrep 'Protocol|Cipher'"
-    openssl s_client -servername "$1" -connect "$1" <> /dev/null | egrep 'Protocol|Cipher'
+    openssl s_client -servername "$1" -connect "$1" <> /dev/null | grep -E 'Protocol|Cipher'
 }
 # check certificat file dates
 function openssl_check_cert_validity {
     test -n "$1" || { echo "Usage: $(basename "$0") mon.site.example.com:443"; return 1; }
-    faint "# openssl s_client -servername ${1%:*} -connect '$1' < /dev/null 2>/dev/null | openssl x509 -noout -dates"
+    faint "# openssl s_client -servername ${1%:*} -connect $1 < /dev/null 2>/dev/null | openssl x509 -noout -dates"
     openssl s_client -servername "${1%:*}" -connect "$1" < /dev/null 2>/dev/null | openssl x509 -noout -dates
 
 	#
@@ -380,7 +413,7 @@ function openssl_check_cert_validity {
 
 	# le certificat
 	local dest_cert;dest_cert=$(mktemp)
-	(openssl s_client -connect "$1" < /dev/null 2>&1 |  sed -n '/-----BEGIN/,/-----END/p') > "$dest_cert"
+	openssl s_client -connect "$1" < /dev/null 2>&1 |  sed -n '/-----BEGIN/,/-----END/p' > "$dest_cert"
 	# la chaine de certificat
 	local chain_cert;chain_cert=$(mktemp)
 	# openssl s_client -showcerts -connect $1 < /dev/null 2>&1 |  sed -n '/-----BEGIN/,/-----END/p' | sed -E '/^---/d' > $chain_cert
@@ -396,6 +429,8 @@ function openssl_check_cert_validity {
 
 	faint "# openssl ocsp -issuer $onlychain_cert -cert $dest_cert -text -url $ocsp"
 	openssl ocsp -issuer "$onlychain_cert" -cert "$dest_cert" -url "$ocsp" -text 2>/dev/null | grep "$dest_cert" 2>/dev/null | awk -F " " '{print $2}'
+
+	# rm -rf "$dest_cert" "$chain_cert" "$onlychain_cert"
 	
 }
 
@@ -459,7 +494,7 @@ EOT
 # video
 function videoprobe {
     test -f "$1" || return 127
-    ffprobe "$1" 2>&1 | egrep 'Stream|Duration'
+    ffprobe "$1" 2>&1 | grep -E 'Stream|Duration'
 }
 function videomakefilm {
     # from https://trac.ffmpeg.org/wiki/Encode/H.264
@@ -511,6 +546,7 @@ comment () {
 }
 
 # terraform env
+# shellcheck disable=SC1091
 test -r /home/terraform/.terraform_pipelinerc && source /home/terraform/.terraform_pipelinerc
 
 # echo "SSH_AUTH_SOCK=$SSH_AUTH_SOCK"
@@ -531,7 +567,10 @@ then
 	PATH="/home/patrick/perl5/bin${PATH:+:${PATH}}"; export PATH;
 	PERL5LIB="/home/patrick/perl5/lib/perl5${PERL5LIB:+:${PERL5LIB}}"; export PERL5LIB;
 	PERL_LOCAL_LIB_ROOT="/home/patrick/perl5${PERL_LOCAL_LIB_ROOT:+:${PERL_LOCAL_LIB_ROOT}}"; export PERL_LOCAL_LIB_ROOT;
-	PERL_MB_OPT="--install_base \"/home/patrick/perl5\""; export PERL_MB_OPT;
+	# shellcheck disable=2089
+	PERL_MB_OPT='--install_base "/home/patrick/perl5"'
+	# shellcheck disable=2090
+	export PERL_MB_OPT;
 fi
 
 # pyenv
@@ -549,4 +588,3 @@ export SHELLCHECK_OPTS="-x"
 
 echo "<< .bashrc"
 # end .bashrc
-
diff --git a/bash_completion/buffalo_completion.bash b/bash_completion/buffalo_completion.bash
new file mode 100644
index 0000000..71923d4
--- /dev/null
+++ b/bash_completion/buffalo_completion.bash
@@ -0,0 +1,37 @@
+#/usr/bin/env bash
+
+_buffalo_complete()
+{
+  local cur prev
+
+  COMPREPLY=()
+  cur=${COMP_WORDS[COMP_CWORD]}
+  prev=${COMP_WORDS[COMP_CWORD-1]}
+
+  if [ $COMP_CWORD -eq 1 ]; then
+    COMPREPLY=( $(compgen -W "build db destroy dev fix generate help info new pop routes setup task test version" -- $cur) )
+  elif [ $COMP_CWORD -eq 2 ]; then
+    case "$prev" in
+      -*)
+        COMPREPLY=( $(compgen -W "h -help" -- $cur) )
+        ;;
+      "pop"|"db")
+        COMPREPLY=( $(compgen -W "create destroy drop fix generate migrate reset schema version" -- $cur) )
+        ;;
+      "destroy")
+        COMPREPLY=( $(compgen -W "action mailer model resource" -- $cur) )
+        ;;
+      "generate")
+        COMPREPLY=( $(compgen -W "action docker mailer resource swagger task" -- $cur) )
+        ;;
+      "help")
+        COMPREPLY=( $(compgen -W "build db destroy dev fix generate help info new pop routes setup task test version" -- $cur) )
+        ;;
+      *)
+        ;;
+    esac
+  fi
+
+  return 0
+} &&
+complete -F _buffalo_complete buffalo