cln-plugin: Configuration struct

Represents the "configuration" part of the "init" message during
plugin initialization.

Changelog-Added: cln_plugin: persist cln configuration from init msg

plugins/src/messages.rs

@@ -1,5 +1,4 @@
 use crate::options::ConfigOption;
-use crate::Configuration;
 use serde::de::{self, Deserializer};
 use serde::{Deserialize, Serialize};
 use serde_json::Value;
@@ -67,6 +66,29 @@ pub(crate) struct InitCall {
     pub(crate) configuration: Configuration,
 }
 
+#[derive(Clone, Deserialize, Debug)]
+pub struct Configuration {
+    #[serde(rename = "lightning-dir")]
+    pub lightning_dir: String,
+    #[serde(rename = "rpc-file")]
+    pub rpc_file: String,
+    pub startup: bool,
+    pub network: String,
+    pub feature_set: HashMap<String, String>,
+    pub proxy: ProxyInfo,
+    #[serde(rename = "torv3-enabled")]
+    pub torv3_enabled: bool,
+    pub always_use_proxy: bool,
+}
+
+#[derive(Clone, Debug, Deserialize)]
+pub struct ProxyInfo {
+    #[serde(alias = "type")]
+    pub typ: String,
+    pub address: String,
+    pub port: i64,
+}
+
 #[derive(Debug)]
 pub enum JsonRpc<N, R> {
     Request(usize, R),