Fix minor issues with session data handling

.gitignore

@@ -1,2 +1,3 @@
 
 pokerogue-server.exe
+userdata/*

api/generic.go

@@ -1,6 +1,9 @@
 package api
 
-import "net/http"
+import (
+	"encoding/gob"
+	"net/http"
+)
 
 type Server struct {
 	Debug bool
@@ -18,6 +21,9 @@ func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 		}
 	}
 
+	gob.Register([]interface{}{})
+	gob.Register(map[string]interface{}{})
+
 	switch r.URL.Path {
 	case "/account/info":
 		s.HandleAccountInfo(w, r)

api/savedata-defs.go

@@ -46,7 +46,6 @@ type SessionSaveData struct {
 	GameMode       GameMode                 `json:"gameMode"`
 	Party          []PokemonData            `json:"party"`
 	EnemyParty     []PokemonData            `json:"enemyParty"`
-	EnemyField     []PokemonData            `json:"enemyField"`
 	Modifiers      []PersistentModifierData `json:"modifiers"`
 	EnemyModifiers []PersistentModifierData `json:"enemyModifiers"`
 	Arena          ArenaData                `json:"arena"`