Refactor Debian support to enable past releases

quickget

@@ -248,7 +248,8 @@ function releases_cachyos() {
 }
 
 function releases_debian() {
-    echo 11.2.0
+    echo 10.11.0 \
+    11.2.0
 }
 
 function editions_debian() {
@@ -819,12 +820,17 @@ function get_debian() {
     local EDITION=""
     local HASH=""
     local ISO=""
-    local URL="https://cdimage.debian.org/debian-cd/current-live/amd64/iso-hybrid"
+    local URL=""
 
     if [ -n "${1}" ]; then
       EDITION="${1}"
     fi
 
+    case ${RELEASE} in
+      11.2.0) URL="https://cdimage.debian.org/debian-cd/${RELEASE}-live/amd64/iso-hybrid";;
+      *)      URL="https://cdimage.debian.org/cdimage/archive/${RELEASE}-live/amd64/iso-hybrid/"
+    esac
+
     ISO="debian-live-${RELEASE}-amd64-${EDITION}.iso"
     HASH=$(wget -q -O- "${URL}/SHA512SUMS" | grep "${ISO}" | cut -d' ' -f1)
     web_get "${URL}/${ISO}" "${VM_PATH}"