Revert "Remove fish config"

This reverts commit 5780e10fe4.

.config/fish/config.fish

@@ -0,0 +1,94 @@
+if status is-interactive
+    # Disable greeting
+    set -g fish_greeting
+
+    # Vi mode
+    fish_vi_key_bindings
+    set fish_cursor_default block blink
+    set fish_cursor_insert line blink
+    set fish_cursor_replace_one underscore blink
+    set fish_cursor_visual block blink
+
+    # Abbreviations
+    ## Replacements
+    abbr -a -g rm trash
+
+    ## Safety options
+    abbr -a -g cp "cp -i"
+    abbr -a -g mv "mv -i"
+    abbr -a -g rmi "rm -i"
+
+    ## Default options
+    abbr -a -g rsync "rsync -avh --partial --zc=zstd --zl=22 --info=PROGRESS2 --no-i-r --stats"
+    abbr -a -g onefetch "onefetch --no-palette"
+
+    ## Podman
+    set -l sagemath_image docker.io/sagemath/sagemath:latest
+    abbr -a -g sage "podman pull $sagemath_image; podman run -it --rm $sagemath_image"
+    abbr -a -g sage-jupyter "podman pull $sagemath_image; podman run -it --rm -p8888:8888 $sagemath_image sage-jupyter"
+
+    set -l fedora_image registry.fedoraproject.org/fedora:latest
+    abbr -a -g fedora "podman pull $fedora_image; podman run -it --rm $fedora_image"
+
+    set -l asciidoctor_image docker.io/asciidoctor/docker-asciidoctor:latest
+    abbr -a -g adoc "podman pull $asciidoctor_image; podman run -it --rm -v (pwd):/documents/:Z $asciidoctor_image"
+
+    # ENV variables
+    set -x EDITOR /usr/bin/nvim
+    set -x JULIA_NUM_THREADS 16
+
+    # Setup
+    ## Zoxide
+    zoxide init fish | source
+
+    ## starship
+    starship init fish | source
+
+    # Functions
+    ## Replacements
+    function cd -w z
+        z $argv
+    end
+
+    function ssh -w ssh
+        echo "SSH with kitty"
+        kitty +kitten ssh $argv
+    end
+
+    function ls -w lsd
+        lsd $argv
+    end
+
+    function ll -w lsd
+        lsd -l $argv
+    end
+
+    function cat -w bat
+        bat $argv
+    end
+
+    ## Taskwarrior
+    function ta -w task -d "Add no priority task"
+        task add project:$argv[1] $argv[2..]
+    end
+
+    function tal -w task -d "Add low priority task"
+        ta $argv priority:L
+    end
+
+    function tam -w task -d "Add medium priority task"
+        ta $argv priority:M
+    end
+
+    function tah -w task -d "Add high priority task"
+        ta $argv priority:H
+    end
+
+    function v -w task
+        vit $argv
+    end
+
+    function vp -w task
+        vit project:$argv[1] $argv[2..]
+    end
+end