scripts: more portable (#6562)

* scripts/desktop: use more portable shebang on linux

* scripts/desktop: only query uname for architecture

* scripts/desktop: don't hardcode ghc version

* revert GHC version

* Apply suggestions from code review

* accept arch as param

---------

Co-authored-by: Evgeny <evgeny@poberezkin.com>

scripts/desktop/build-lib-linux.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 

scripts/desktop/build-lib-mac.sh

@@ -3,7 +3,7 @@
 set -e
 
 OS=mac
-ARCH="${1:-`uname -a | rev | cut -d' ' -f1 | rev`}"
+ARCH="${1:-$(uname -m)}"
 COMPOSE_ARCH=$ARCH
 GHC_VERSION=9.6.3
 DATABASE_BACKEND="${2:-sqlite}"

scripts/desktop/make-appimage-linux.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 

scripts/desktop/prepare-vlc-linux.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 

scripts/desktop/prepare-vlc-mac.sh

@@ -2,7 +2,7 @@
 
 set -e
 
-ARCH="${1:-`uname -a | rev | cut -d' ' -f1 | rev`}"
+ARCH="${1:-$(uname -m)}" 
 if [ "$ARCH" == "arm64" ]; then
     ARCH=aarch64
     vlc_arch=arm64