Add Snap fullnode daemon

snap/hooks/configure

@@ -0,0 +1,30 @@
+#!/bin/bash -e
+
+echo Stopping daemons
+snapctl stop --disable solana.daemon-drone
+snapctl stop --disable solana.daemon-leader
+snapctl stop --disable solana.daemon-validator
+
+mode="$(snapctl get mode)"
+if [[ -z "$mode" ]]; then
+  exit 0
+fi
+
+$SNAP/bin/setup.sh "$(snapctl get num-tokens)"
+
+case $mode in
+leader+drone)
+  snapctl start --enable solana.daemon-leader
+  snapctl start --enable solana.daemon-drone
+  ;;
+leader)
+  snapctl start --enable solana.daemon-leader
+  ;;
+validator)
+  snapctl start --enable solana.daemon-validator
+  ;;
+*)
+  echo "Error: Unknown mode: $mode"
+  exit 1
+  ;;
+esac