Update the Arango composer json to http and improve regex for db url

config.spidergram.yaml

@@ -1,4 +1,4 @@
 nodejs_version: "18"
 hooks:
   post-start:
-    - exec: perl -pi -e "s/(?<=http:\/\/)(.*)(?=.ddev.site:8529)/$DDEV_PROJECT/g" ./spidergram.config.json
+    - exec: perl -pi -e "s/(https?:\/\/).*\d{4}/\1$DDEV_PROJECT.$DDEV_TLD:8529/g" ./spidergram.config.json

docker-compose.arangodb.yaml

@@ -1,12 +1,10 @@
 #ddev-generated
-# Simple template to demonstrate addon-template
+# Addon for ArangoDB 3.10.2
 ---
 services:
   arangodb:
     container_name: "ddev-${DDEV_SITENAME}-arangodb"
     image: arangodb/arangodb:3.10.2
-    expose:
-      - "8529"
     environment:
       - VIRTUAL_HOST=$DDEV_HOSTNAME
       - HTTP_EXPOSE=8529:8529