refactor: new directory structure where the flake module lives in a directory with the template in a subdirectory

rust/template/src/config.rs

@@ -0,0 +1,27 @@
+use either::{Either, Either::Left};
+use serde::Deserialize;
+
+#[derive(Deserialize, Clone, Debug)]
+pub struct CommandConfig {
+    /// The port(s) to listen on.
+    ///
+    /// If you are using Docker, don't change this, you'll need to map an
+    /// external port to this.
+    ///
+    /// To listen on multiple ports, specify a vector e.g. [8080, 8448]
+    ///
+    /// default: 8008
+    #[serde(default = "default_port")]
+    pub port: ListeningPort,
+}
+
+#[derive(Deserialize, Clone, Debug)]
+#[serde(transparent)]
+pub struct ListeningPort {
+    #[serde(with = "either::serde_untagged")]
+    pub ports: Either<u16, Vec<u16>>,
+}
+
+fn default_port() -> ListeningPort {
+    ListeningPort { ports: Left(8008) }
+}