add fish shell config

.config/fish/config.fish

@@ -0,0 +1,66 @@
+if status is-interactive
+    fish_add_path ~/.cargo/bin
+    fish_add_path ~/.local/bin
+
+    # bat
+    if command -q bat
+        alias cat="bat -pp"
+    end
+
+    # exa
+    if command -q exa
+        alias ls="exa --icons"
+        alias tree="exa --icons --tree"
+    end
+
+    alias l="ls -l"
+    alias ll="ls -la"
+    
+    # fd
+    if command -q fdfind
+        alias fd="fdfind"
+    end
+
+    # fnm
+    if command -q fnm
+        fnm env --use-on-cd | source
+        fnm completions --shell fish | source
+    end
+
+    # hx
+    if command -q hx
+        alias edit="hx"
+    end
+
+    # kubecolor
+    if command -q kubecolor
+        alias k="kubecolor"
+        alias wk="watch -c kubecolor --force-colors"
+        complete -c kubecolor -w kubectl
+        complete -c k -w kubectl
+        complete -c wk -w kubectl
+    end
+
+    # mvn
+    if command -q mvn
+        alias mvn11="JAVA_HOME=/usr/lib/jvm/java-11-openjdk-amd64 mvn"
+        alias mvn17="JAVA_HOME=/usr/lib/jvm/java-17-openjdk-amd64 mvn"
+        alias mvn21="JAVA_HOME=/usr/lib/jvm/java-21-openjdk-amd64 mvn"
+    end
+
+    # rgit
+    if command -q rgit
+        complete -c rgit -w git
+    end
+    
+    # starship
+    if command -q starship
+        starship init fish | source
+    end
+
+    # zoxide
+    if command -q zoxide
+        zoxide init fish | source
+        alias cd="z"
+    end
+end