bash script with gum for pulling/installing package

pullpackage.sh

#!/bin/sh
gum style --border normal --border-foreground 55 "Hello, there! Give me the $(gum style --foreground 57 'package name') you would like to install/pull."
package_name=$(gum input --placeholder "Package name")
sleep 0.5; clear

pull_apk(){
    gum style --border normal --border-foreground 128 "Looks like $(gum style --foreground 128 $package_name) is installed."
    gum input --placeholder "Press any key to pull apk"
    path=$(adb shell pm path $package_name)
    clear;
    if [ ! -z "$path" ]
    then
        gum style --border normal --border-foreground 76 " $(gum style --foreground 77 $package_name) is installed."
	first_path=$(echo ${path:8} | cut -f 1 -d " ")
        gum spin -s monkey --title "Pulling apk from device " -- adb pull ${first_path}  base.apk > /dev/null
        mv base.apk $package_name.apk
        echo "Package: $(gum style --foreground 99 $package_name) saved as $(gum style --foreground 77 $package_name.apk)"
    else
        gum style --border normal --border-foreground 160 " $(gum style --foreground 160 $package_name) is not installed."
        echo "Cannot find $(gum style --italic --foreground 160 $package_name) apk"
    fi
    exit;
}

wait_for_install(){
    echo "wait for install"
    while [ true ] ; do
        path=$(adb shell pm path $package_name)
        if [ ! -z "$path" ]
        then
            break
        else
            sleep 1
        fi
    done
}

is_installed(){
    path=$(adb shell pm path $1)
    if [ ! -z "$path" ]
    then
        return 55;
    else
        return 44;
    fi
}

is_installed $package_name
if [ $? == 55 ] 
then 
    #installed
    pull_apk
else
    #not installed
    response_code=$(gum spin --show-output -s line --title "Checking $(gum style --foreground "#04B575" "$package_name") in play store"  -- curl -s -o /dev/null -w "%{http_code}"  https://play.google.com/store/apps/details\?id\=$package_name)
    if [ $response_code == "200" ] 
    then
        adb shell am start -a android.intent.action.VIEW -d "market://details?id=$package_name" > /dev/null
        gum style --border normal --border-foreground 128 "Waiting you to install opened $(gum style --foreground 128 $package_name)"
        gum spin -s globe --title "Opening play store page for $(gum style --foreground "#04B575" "$package_name").." -- /usr/bin/waitforapkinstall $package_name
        clear;
        pull_apk
    else 
        gum style --border normal --border-foreground 124 " $(gum style --foreground 124 $package_name) is not installed."
        echo "Package $(gum style --italic --foreground 124 $package_name) is neither installed nor in play store"
        exit;
    fi
fi

waitforapkinstall.sh

#!/bin/sh
while [ true ] ; do
    path=$(adb shell pm path $1)
    echo $path
    if [ ! -z "$path" ]
    then
        exit
    else
        sleep 1
    fi
done