feat(k8s): multi-node Talos cluster

tofu/home-assistant/images.tf

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+resource "proxmox_virtual_environment_file" "haos_generic_image" {
+  provider     = proxmox.euclid
+  node_name    = var.euclid.node_name
+  content_type = "iso"
+  datastore_id = "local"
+
+  source_file {
+    path      = "images/haos_ova-12.3.qcow2"
+    file_name = "haos_ova-12.3.img"
+  }
+}

tofu/home-assistant/images/download.sh

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+wget https://github.com/home-assistant/operating-system/releases/download/12.3/haos_ova-12.3.qcow2.xz
+xz -d haos_ova-12.3.qcow2.xz

tofu/home-assistant/main.tf

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+terraform {
+  required_providers {
+    proxmox = {
+      source  = "bpg/proxmox"
+      version = ">= 0.57.0"
+    }
+  }
+}
+

tofu/home-assistant/pve_euclid.tf

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+../machines/euclid.tf

tofu/home-assistant/vm-haos.tf

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+resource "proxmox_virtual_environment_vm" "home_assistant" {
+  provider  = proxmox.euclid
+  node_name = var.euclid.node_name
+
+  name          = "Home-Assistant"
+  description   = "Managed by OpenTofu"
+  tags          = ["home-assistant"]
+  on_boot       = true
+  bios          = "ovmf"
+  scsi_hardware = "virtio-scsi-single"
+
+  vm_id = 1000
+
+  tablet_device = false
+
+  cpu {
+    cores = 2
+    type  = "host"
+  }
+
+  memory {
+    dedicated = 4096
+  }
+
+  network_device {
+    bridge      = "vmbr0"
+    mac_address = "BC:24:11:50:A6:33"
+  }
+
+  agent {
+    enabled = true
+  }
+
+  efi_disk {
+    datastore_id = "local-zfs"
+    file_format = "raw" // To support qcow2 format
+    type         = "4m"
+  }
+
+  disk {
+    datastore_id = "local-zfs"
+    file_id      = proxmox_virtual_environment_file.haos_generic_image.id
+    interface    = "scsi0"
+    cache        = "writethrough"
+    discard      = "on"
+    ssd          = true
+    size         = 64
+  }
+
+  operating_system {
+    type = "l26" # Linux Kernel 2.6 - 5.X.
+  }
+
+  lifecycle {
+    prevent_destroy = true
+  }
+}