chore(build): added deb package

Signed-off-by: Boris Yumankulov <boria138@altlinux.org>

build-aux/usr/share/bash-completion/completions/portprotonqt

@@ -0,0 +1,30 @@
+_portprotonqt_completions() {
+    local cur prev opts
+    COMPREPLY=()
+    cur="${COMP_WORDS[COMP_CWORD]}"
+    prev="${COMP_WORDS[COMP_CWORD-1]}"
+
+    # Available options
+    opts="--fullscreen --debug-level --help -h"
+
+    # Debug level choices
+    debug_levels="ALL DEBUG INFO WARNING ERROR CRITICAL"
+
+    case "${prev}" in
+        --debug-level)
+            # Complete debug levels
+            COMPREPLY=( $(compgen -W "${debug_levels}" -- ${cur}) )
+            return 0
+            ;;
+        *)
+            ;;
+    esac
+
+    # Complete options
+    if [[ ${cur} == -* ]]; then
+        COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) )
+        return 0
+    fi
+}
+
+complete -F _portprotonqt_completions portprotonqt