added installer shell script and additional steps

config/config.go

@@ -0,0 +1,65 @@
+package config
+
+type InstallConfig struct {
+	Disk           string
+	EnableLUKS     bool
+	Hostname       string
+	Username       string
+	RootPassword   string
+	UserPassword   string
+	Timezone       string
+	Locale         string
+}
+
+type ArchInstallConfig struct {
+	Bootloader   string   `json:"bootloader"`
+	Kernels      []string `json:"kernels"`
+	Filesystem   string   `json:"filesystem"`
+	Disk         string   `json:"disk"`
+	Encryption   *Encryption `json:"encryption,omitempty"`
+	Hostname     string   `json:"hostname"`
+	Timezone     string   `json:"timezone"`
+	Locale       string   `json:"locale"`
+	Desktop      string   `json:"desktop"`
+	Users        []User   `json:"users"`
+}
+
+type Encryption struct {
+	Type     string `json:"type"`
+	Password string `json:"password"`
+}
+
+type User struct {
+	Username string `json:"username"`
+	Password string `json:"password"`
+	Sudo     bool   `json:"sudo"`
+}
+
+func (c *InstallConfig) ToArchInstall() *ArchInstallConfig {
+	ac := &ArchInstallConfig{
+		Bootloader: "systemd-boot",
+		Kernels:    []string{"linux-hardened"},
+		Filesystem: "btrfs",
+		Disk:       c.Disk,
+		Hostname:   c.Hostname,
+		Timezone:   c.Timezone,
+		Locale:     c.Locale,
+		Desktop:    "cosmic",
+		Users: []User{
+			{
+				Username: c.Username,
+				Password: c.UserPassword,
+				Sudo:     true,
+			},
+		},
+	}
+
+	if c.EnableLUKS {
+		ac.Encryption = &Encryption{
+			Type:     "luks2",
+			Password: c.RootPassword,
+		}
+	}
+
+	return ac
+}