Add panel feature updates across API, daemon, and web

packages/proto/daemon.proto

@@ -46,11 +46,49 @@ message CreateServerRequest {
   repeated string install_plugin_urls = 9;
 }
 
+message UpdateServerRequest {
+  string uuid = 1;
+  string docker_image = 2;
+  int64 memory_limit = 3;
+  int64 disk_limit = 4;
+  int32 cpu_limit = 5;
+  string startup_command = 6;
+  map<string, string> environment = 7;
+  repeated PortMapping ports = 8;
+}
+
 message ServerResponse {
   string uuid = 1;
   string status = 2;
 }
 
+// === Managed Databases ===
+
+message CreateDatabaseRequest {
+  string server_uuid = 1;
+  string name = 2;
+  string password = 3;
+}
+
+message UpdateDatabasePasswordRequest {
+  string username = 1;
+  string password = 2;
+}
+
+message DeleteDatabaseRequest {
+  string database_name = 1;
+  string username = 2;
+}
+
+message ManagedDatabaseCredentials {
+  string database_name = 1;
+  string username = 2;
+  string password = 3;
+  string host = 4;
+  int32 port = 5;
+  string phpmyadmin_url = 6;
+}
+
 // === Power ===
 
 enum PowerAction {
@@ -210,8 +248,12 @@ service DaemonService {
 
   // Server lifecycle
   rpc CreateServer(CreateServerRequest) returns (ServerResponse);
+  rpc UpdateServer(UpdateServerRequest) returns (ServerResponse);
   rpc DeleteServer(ServerIdentifier) returns (Empty);
   rpc ReinstallServer(ServerIdentifier) returns (Empty);
+  rpc CreateDatabase(CreateDatabaseRequest) returns (ManagedDatabaseCredentials);
+  rpc UpdateDatabasePassword(UpdateDatabasePasswordRequest) returns (Empty);
+  rpc DeleteDatabase(DeleteDatabaseRequest) returns (Empty);
 
   // Power
   rpc SetPowerState(PowerRequest) returns (Empty);