cleanup: remove docker-host module — replaced by podman

modules/common/docker-host.nix

@@ -1,122 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-with lib;
-
-let
-  cfg = config.services.docker-host-incus;
-  containerName = "docker-host";
-in
-{
-  options.services.docker-host-incus = {
-    enable = mkEnableOption "Incus Docker host container";
-
-    image = mkOption {
-      type = types.str;
-      default = "images:ubuntu/24.04";
-      description = "Incus image to use for the Docker host container";
-    };
-
-    network = mkOption {
-      type = types.str;
-      default = "internalbr0";
-      description = "Incus bridge network to attach the container to";
-    };
-
-    ip = mkOption {
-      type = types.str;
-      default = "10.0.0.2";
-      description = "Static IP for the Docker host container";
-    };
-
-    gateway = mkOption {
-      type = types.str;
-      default = "10.0.0.1";
-      description = "Gateway for the container network";
-    };
-
-    dns = mkOption {
-      type = types.str;
-      default = "1.1.1.1";
-      description = "DNS server for the container";
-    };
-
-    exposeDockerTcp = mkOption {
-      type = types.bool;
-      default = false;
-      description = "Expose Docker TCP API on port 2375 (internal bridge only)";
-    };
-  };
-
-  config = mkIf cfg.enable {
-    # Ensure incus + jq are available on the host
-    environment.systemPackages = with pkgs; [ incus-lts jq ];
-
-    # ── Systemd oneshot that creates/starts the Docker host container ──
-    systemd.services.incus-docker-host = {
-      description = "Incus Docker Host Container (${containerName})";
-      after = [ "incus.service" ];
-      requires = [ "incus.service" ];
-      wantedBy = [ "multi-user.target" ];
-
-      path = with pkgs; [ incus-lts jq ];
-
-      script = ''
-        set -euo pipefail
-
-        create_container() {
-          echo "Creating ${containerName} from ${cfg.image}..."
-
-          incus init "${cfg.image}" "${containerName}" \
-            --config security.privileged=true \
-            --config boot.autostart=true
-
-          # Attach to the internal bridge
-          incus config device add "${containerName}" eth0 nic \
-            nictype=bridged \
-            parent="${cfg.network}"
-
-          # Inject cloud-init to install Docker
-          incus config set "${containerName}" user.user-data - <<'CLOUD_EOF'
-#cloud-config
-package_update: true
-packages:
-  - docker.io
-  - docker-compose-v2
-  - curl
-runcmd:
-  - systemctl enable docker.service
-  - systemctl start docker.service
-  - sleep 2
-  - docker info || echo "Docker not ready yet, will start on boot"
-CLOUD_EOF
-
-          # Set a static lease
-          ${optionalString (cfg.ip != "auto") ''
-          incus config device set "${containerName}" eth0 ipv4.address "${cfg.ip}"
-          ''}
-
-          incus start "${containerName}"
-          echo "✓ ${containerName} created and started"
-        }
-
-        # ── Main logic ──
-        if ! incus list --format json 2>/dev/null | jq -e '.[] | select(.name == "${containerName}")' >/dev/null 2>&1; then
-          create_container
-        else
-          STATUS=$(incus list --format json 2>/dev/null | jq -r '.[] | select(.name == "${containerName}") | .status')
-          if [ "$STATUS" != "Running" ]; then
-            echo "${containerName} is $STATUS — starting..."
-            incus start "${containerName}"
-          else
-            echo "${containerName} already running"
-          fi
-        fi
-      '';
-
-      serviceConfig = {
-        Type = "oneshot";
-        RemainAfterExit = true;
-      };
-    };
-  };
-}