more updates march

jitsi/base/rootfs/etc/apt/apt.conf.d/99local

@@ -0,0 +1,2 @@
+APT::Install-Recommends "false";
+APT::Install-Suggests "false";

jitsi/base/rootfs/etc/cont-init.d/01-set-timezone

@@ -0,0 +1,10 @@
+#!/usr/bin/with-contenv bash
+
+if [[ ! -z "$TZ" ]]; then
+    if [[ -f /usr/share/zoneinfo/$TZ ]]; then
+         ln -sf /usr/share/zoneinfo/$TZ /etc/localtime
+         echo "$TZ" >  /etc/timezone
+    else
+        echo "WARNING: $TZ is not a valid time zone."
+    fi
+fi