chg: dev: when waiting for database to start up, wait longer and display clearer message.

bin/compose-core

@@ -831,7 +831,7 @@ wait_for_docker_ip() {
     done < <(image_exposed_ports_0 "$container_id")
 
     ## Checking direct connection
-    timeout=10
+    timeout=30
     start=$SECONDS
     while true; do
         if err=$(echo "SELECT 1;" | ddb 2>&1 >/dev/null); then
@@ -847,7 +847,7 @@ wait_for_docker_ip() {
             fi
             return 18
         fi
-        debug "Got starting up error '$err'."
+        debug "Got 'database system is starting up' error."
         elapsed=$((SECONDS - start))
         if ((elapsed > timeout)); then
             err "${RED}db connection error${NORMAL}:"\