Merge infra and k3 into one directory again

Since I don't have multiple terraform steps anymore it simply doesn't
make sense to me anymore to split all tasks into separate folders.
Instead I try to be as clear as possible in the README to make it easy
to follow the structure in the future without too much headache.

modules/hetzner/kubernetes/outputs.tf

@@ -0,0 +1,23 @@
+output "server_ips_v4" {
+  value = [for key, value in hcloud_server.server : value.ipv4_address]
+}
+
+output "server_ips_v6" {
+  value = [for key, value in hcloud_server.server : value.ipv6_address]
+}
+
+output "agent_ips_v4" {
+  value = flatten([for key, value in hcloud_server.agent : value.network.*.ip])
+}
+
+output "private_network_cidr" {
+  value = local.network
+}
+
+output "private_network_nat" {
+  value = cidrhost(local.subnet_eu_central, 1)
+}
+
+output "ssh_port" {
+  value = var.ssh_port
+}