Added ability to initialze a modpack

.gitignore

@@ -1 +1,2 @@
 /target
+.packium.toml

src/pack.rs

@@ -12,12 +12,10 @@ pub struct Pack {
 #[derive(Serialize)]
 pub struct Info {
     loader: Modloader,
-    loader_version: String,
     minecraft_version: String,
 }
 
 #[derive(Serialize, Debug, Clone, Copy)]
-#[serde(untagged)]
 pub enum Modloader {
     Fabric,
     Quilt,
@@ -38,7 +36,7 @@ impl Display for Modloader {
 
 impl Pack {
     pub async fn init() {
-        println!("Fetching Minecraft information");
+        println!("Fetching Minecraft information...");
 
         let versions = modrinth::get_minecraft_versions().await.unwrap();
 
@@ -55,5 +53,16 @@ impl Pack {
         let version = Select::new("Minecraft version?", versions)
             .prompt()
             .unwrap();
+
+        let pack = Pack {
+            info: Info {
+                minecraft_version: version,
+                loader: modloader,
+            },
+        };
+
+        let pack_toml = toml::to_string_pretty(&pack).unwrap();
+
+        std::fs::write(".packium.toml", pack_toml).unwrap();
     }
 }