added uwu function for fish shell

README.md

@@ -256,6 +256,35 @@ uwu() {
 }
 ```
 
+#### fish
+```bash
+function uwu
+    # delete these 10 lines if you don't want the Thinking spinner
+    set -l frames "⠋" "⠙" "⠹" "⠸" "⠼" "⠴" "⠦" "⠧" "⠇" "⠏"
+    fish -c '
+        while true
+            for frame in "⠋" "⠙" "⠹" "⠸" "⠼" "⠴" "⠦" "⠧" "⠇" "⠏"
+                printf "\r$frame Thinking..."
+                sleep 0.1
+            end
+        end
+    ' &
+    set -l spinner_pid (jobs -lp | tail -n1)
+
+    set -l command (uwu-cli $argv < /dev/null 2>&1) # don't delete this
+
+    # also delete these 2 lines you don't want the Thinking spinner
+    kill $spinner_pid 2>/dev/null
+    printf "\r                         \r"
+
+    if test -n "$command"
+        commandline --insert "$command"
+    end
+
+    commandline -f repaint
+end
+```
+
 #### Powershell / Conhost / Windows Terminal
 
 Note: This only applies to Windows with Powershell installed