Switch from returns to exit codes

bin/omarchy-cmd-missing

@@ -2,8 +2,8 @@
 
 for cmd in "$@"; do
   if ! command -v "$cmd" &>/dev/null; then
-    return 0
+    exit 0
   fi
 done
 
-return 1
+exit 1

bin/omarchy-cmd-present

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 for cmd in "$@"; do
-  command -v "$cmd" &>/dev/null || return 1
+  command -v "$cmd" &>/dev/null || exit 1
 done
 
-return 0
+exit 0

bin/omarchy-pkg-add

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 for pkg in "$@"; do
-  pacman -Q "$pkg" &>/dev/null || return 1
+  pacman -Q "$pkg" &>/dev/null
 done
 
-return 0
+exit 0

bin/omarchy-pkg-missing

@@ -2,8 +2,8 @@
 
 for pkg in "$@"; do
   if ! pacman -Q "$pkg" &>/dev/null; then
-    return 0
+    exit 0
   fi
 done
 
-return 1
+exit 1

bin/omarchy-pkg-present

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 for pkg in "$@"; do
-  pacman -Q "$pkg" &>/dev/null || return 1
+  pacman -Q "$pkg" &>/dev/null || exit 1
 done
 
-return 0
+exit 0