Fix openSUSE uninstall

README.md

@@ -107,7 +107,7 @@ Firezone currently supports the following distributions and architectures:
 | Fedora 34 | `amd64` | **Fully-supported** | Works as-is |
 | Ubuntu 18.04 | `amd64` | **Fully-supported** | See [Ubuntu 18.04 Notes](#ubuntu-1804-notes) |
 | Ubuntu 20.04 | `amd64` | **Fully-supported** | Works as-is |
-| openSUSE Leap 15.3 | `amd64` | **Fully-supported** | Works as-is |
+| openSUSE Leap 15.3 | `amd64` | **Fully-supported** | See [openSUSE Notes](#opensuse-notes) |
 
 If your distro isn't listed here please
 [open an issue](https://github.com/firezone/firezone/issues/new/choose) and let
@@ -138,6 +138,15 @@ Kernel upgrade to 4.19+ required. See [this guide
 ](https://jensd.be/968/linux/install-a-newer-kernel-in-debian-10-buster-stable)
 for an example.
 
+### openSUSE Notes
+
+Firezone requires the `setcap` utility, but some recent openSUSE releases may
+not have it installed by default. To fix, ensure `libcap-progs` is installed:
+
+```bash
+sudo zypper install libcap-progs
+```
+
 ## Installation Instructions
 
 Assuming you're running Linux kernel 4.19+ on one of the supported distros

scripts/uninstall.sh

@@ -8,11 +8,11 @@ firezone-ctl cleanse yes
 
 echo 'Removing firezone package...'
 if type apt-get > /dev/null; then
-  apt-get remove -y --purge firezone
+  DEBIAN_FRONTEND=noninteractive apt-get remove -y --purge firezone
 elif type yum > /dev/null; then
   yum remove -y firezone
 elif type zypper > /dev/null; then
-  zypper remove -u firezone
+  zypper --non-interactive remove -y -u firezone
 else
   echo 'Warning: package management tool not found; not '\
     'removing installed package. This can happen if your'\