feat: added functions to optimize multiple common image formats

configs/alias_useful.fish

@@ -379,3 +379,35 @@ function git_cred
         echo "could not add the credentials helper"
     end
 end
+
+################ Optimize Pictures ##########################################################
+
+function optimize-jpegs
+    if command -q jpegoptim
+        find . -type f \( -iname '*.jpg' -o -iname '*.jpeg' -o -iname '*.jpe' \) -exec jpegoptim --strip-none {} +
+    else
+        echo "jpegoptim is not installed. Install it with: sudo pacman -S jpegoptim"
+    end
+end
+
+function optimize-pngs
+    if command -q oxipng
+        find . -type f -iname '*.png' -exec oxipng {} +
+    else
+        echo "oxipng is not installed. Install it with: sudo pacman -S oxipng"
+    end
+end
+
+function optimize-gifs
+    if command -q gifsicle
+        find . -type f -iname '*.gif' -exec gifsicle -b -O3 {} +
+    else
+        echo "gifsicle is not installed. Install it with: sudo pacman -S gifsicle"
+    end
+end
+
+function optimize-pictures
+    optimize-jpegs
+    optimize-pngs
+    optimize-gifs
+end