fish: Add fish shell config

Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>

Makefile

@@ -20,6 +20,7 @@ install:
 	stow notmuch
 	stow nvim
 	stow tmux
+	stow fish
 
 reinstall:
 
@@ -32,6 +33,7 @@ reinstall:
 	stow -R notmuch
 	stow -R nvim
 	stow -R tmux
+	stow -R fish
 
 delete:
 
@@ -44,6 +46,7 @@ delete:
 	stow -D notmuch
 	stow -D nvim
 	stow -D tmux
+	stow -D fish
 
 update:
 

fish/.config/fish/config.fish

@@ -0,0 +1,31 @@
+set PATH {$HOME}/.nix-profile/bin {$HOME}/.cargo/bin $PATH
+set -gx TERM tmux-256color
+set -gx NIX_PATH {$HOME}/.nix-defexpr/channels
+
+export EDITOR='nvim'
+export BROWSER='firefox'
+export MANPAGER='nvim +Man!'
+export NIX_SSL_CERT_FILE='/etc/ssl/certs/ca-certificates.crt'
+
+alias b="cd .."
+alias c="clear"
+alias gp="git pull"
+alias grv="git remote -v"
+alias gba="git branch -a"
+alias gcb="git checkout -b"
+alias gf="git fetch"
+alias gl="git log"
+alias gm="git merge"
+alias gpu="git push -u"
+alias gs="git status"
+alias vg="vgrep"
+alias vs="vgrep -s"
+alias v="nvim"
+alias tksa="tmux kill-session -a"
+alias tks="tmux kill-server"
+alias vf="v (fzf)"
+alias cs="cscope -bqR"
+alias cat="bat"
+alias t="tokei ."
+alias gst="gst-inspect-1.0"
+alias gsl="gst-launch-1.0"