[arm64] port scripts named A-F

also adds patching of arm64 templates for if it doesnt include /etc/network/interfaces
adds fallback to get_arch_value for alpine
adds neon check for mongodb for arm (avx equivalent)

missing:
alpine-teamspeak-server
apprise-api
archivebox
audiobookshelf
authentik
autocaliweb
baserow
byparr
checkmate
checkmk
degoog
domain-locker
elementsynapse
flaresolverr
flatnotes
freepbx
frigate

misc/core.func

@@ -370,11 +370,12 @@ arch_check() {
 get_arch_value() {
   local amd64_val="${1:-amd64}"
   local arm64_val="${2:-arm64}"
-  case "$PCT_ARCH" in
-  amd64) echo "$amd64_val" ;;
-  arm64) echo "$arm64_val" ;;
+  local arch="${PCT_ARCH:-$(dpkg --print-architecture 2>/dev/null || uname -m)}"
+  case "$arch" in
+  amd64 | x86_64) echo "$amd64_val" ;;
+  arm64 | aarch64) echo "$arm64_val" ;;
   *)
-    msg_error "Unsupported architecture: $PCT_ARCH"
+    msg_error "Unsupported architecture: $arch"
     return 106
     ;;
   esac