feat:storage plugin done

iOS/Pod/Classes/Plugin/DoricShaderPlugin.m

@@ -31,6 +31,9 @@
 @implementation DoricShaderPlugin
 
 - (void)render:(NSDictionary *)argument {
+    if(!argument) {
+        return;
+    }
     __weak typeof(self) _self = self;
     dispatch_async(dispatch_get_main_queue(), ^{
         __strong typeof(_self) self = _self;

iOS/Pod/Classes/Plugin/DoricStoragePlugin.m

@@ -33,6 +33,7 @@ - (instancetype)initWithContext:(DoricContext *)doricContext {
     if (self = [super initWithContext:doricContext]) {
         _basePath = [[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) firstObject]
                 stringByAppendingPathComponent:@"doric"];
+        _cachedMap = [NSMutableDictionary new];
     }
     return self;
 }