Change server OS image anf fix firewall rules

infra/init.tf

@@ -34,7 +34,7 @@ resource "hcloud_placement_group" "spread-group" {
 
 resource "hcloud_server" "control" {
   name        = "cluster-control"
-  image       = "ubuntu-22.04"
+  image       = "fedora-38"
   location    = "nbg1"
   ssh_keys  = ["archomen_cloud1", "deepthought_cloud1"]
   server_type = "cx11"
@@ -57,7 +57,7 @@ resource "hcloud_server" "control" {
 
 resource "hcloud_server" "worker-1" {
   name        = "cluster-worker-1"
-  image       = "ubuntu-20.04"
+  image       = "fedora-38"
   location    = "nbg1"
   ssh_keys  = ["archomen_cloud2", "deepthought_cloud2"]
   server_type = "cx21"
@@ -100,64 +100,23 @@ resource "hcloud_firewall" "firewall" {
     ]
   }
 
-  ## Outbound rules
   rule {
-    direction = "out"
-    protocol  = "tcp"
-    port      = "53"
-    destination_ips = [
-      "0.0.0.0/0",
-      "::/0"
-    ]
-  }
-
-  rule {
-    direction = "out"
-    protocol  = "udp"
-    port      = "53"
-    destination_ips = [
-      "0.0.0.0/0",
-      "::/0"
-    ]
-  }
-
-  rule {
-    direction = "out"
-    protocol  = "udp"
-    port      = "123"
-    destination_ips = [
-      "0.0.0.0/0",
-      "::/0"
-    ]
-  }
-
-  rule {
-    direction = "out"
+    direction = "in"
     protocol  = "tcp"
     port      = "80"
-    destination_ips = [
+    source_ips = [
       "0.0.0.0/0",
       "::/0"
     ]
   }
 
   rule {
-    direction = "out"
-    protocol  = "udp"
+    direction = "in"
+    protocol  = "tcp"
     port      = "443"
-    destination_ips = [
-      "0.0.0.0/0",
-      "::/0"
-    ]
-  }
-
-  rule {
-    direction = "out"
-    protocol  = "icmp"
-    destination_ips = [
+    source_ips = [
       "0.0.0.0/0",
       "::/0"
     ]
   }
-
 }