Refactor plugin manager and gRPC server (#96)

src-tauri/yaak_plugin_runtime/src/error.rs

@@ -5,22 +5,35 @@ use crate::server::plugin_runtime::EventStreamEvent;
 
 #[derive(Error, Debug)]
 pub enum Error {
-    #[error("IO error")]
+    #[error("IO error: {0}")]
     IoErr(#[from] io::Error),
-    #[error("Tauri error")]
+    
+    #[error("Tauri error: {0}")]
     TauriErr(#[from] tauri::Error),
-    #[error("Tauri shell error")]
+    
+    #[error("Tauri shell error: {0}")]
     TauriShellErr(#[from] tauri_plugin_shell::Error),
-    #[error("Grpc transport error")]
+    
+    #[error("Grpc transport error: {0}")]
     GrpcTransportErr(#[from] tonic::transport::Error),
-    #[error("Grpc send error")]
+    
+    #[error("Grpc send error: {0}")]
     GrpcSendErr(#[from] SendError<tonic::Result<EventStreamEvent>>),
-    #[error("JSON error")]
+    
+    #[error("JSON error: {0}")]
     JsonErr(#[from] serde_json::Error),
+    
     #[error("Plugin not found: {0}")]
     PluginNotFoundErr(String),
+    
     #[error("Plugin error: {0}")]
     PluginErr(String),
+    
+    #[error("Client not initialized error")]
+    ClientNotInitializedErr,
+    
+    #[error("Unknown event received")]
+    UnknownEventErr,
 }
 
 impl Into<String> for Error {