Allow to set for location, which is also the default now.

action.yml

@@ -8,8 +8,8 @@ inputs:
     description: 'Name of Hetzner instance type to be created e.g. cx11. See https://docs.hetzner.cloud/#server-types-get-all-server-types'
     required: true
   hetzner-location:
-    description: 'Location ID where cloud instance should be created'
-    default: 'fsn1'
+    description: 'Location ID where cloud instance should be created. In case of `auto` the Hetzner API will decide'
+    default: 'auto'
   hetzner-ssh-key-id:
     description: If set deploys this SSH key ID to the server for debugging purposes
     required: false

create-hetzner-instance.sh

@@ -17,7 +17,7 @@ ssh_key_id=${6:-}
 template_file=$(dirname $0)/hetzner-server-create-template.jq
 
 temp_json=$(mktemp)
-jq -n --arg location ${location} \
+jq -n \
   --arg server_type ${instance_type} \
   --arg name "$name_prefix-$RANDOM" \
   --rawfile cloud_init_yml $cloud_init_yml_file \
@@ -29,11 +29,16 @@ if [ "$ssh_key_id" != "" ]; then
   mv $temp_json2 $temp_json
 fi
 
+if [ "$location" != "auto" ]; then
+  temp_json2=$(mktemp)
+  cat $temp_json | jq ".location = \"$location\"" > $temp_json2
+  mv $temp_json2 $temp_json
+fi
+
 curl \
   -X POST \
   --fail-with-body \
   -H "Authorization: Bearer ${hetzner_api_key}" \
   -H "Content-Type: application/json" \
   -d @$temp_json \
  'https://api.hetzner.cloud/v1/servers'
-

hetzner-server-create-template.jq

@@ -1,6 +1,5 @@
 {
   image: "ubuntu-22.04",
-  location: $location,
   server_type: $server_type,
   name: $name,
   public_net: {