update date decoder

Sources/App/configure.swift

@@ -23,6 +23,20 @@ public func configure(_ app: Application) throws {
     app.migrations.add(AddCODGame2())
     
 
+    
+    // create a new JSON encoder that uses unix-timestamp dates
+    let decoder = JSONDecoder()
+    
+    let formatter = DateFormatter()
+    formatter.calendar = Calendar(identifier: .iso8601)
+    formatter.locale = Locale(identifier: "en_US_POSIX")
+    formatter.timeZone = TimeZone(secondsFromGMT: 0)
+    formatter.dateFormat = "yyyy-MM-dd HH:mm:ss"
+    decoder.dateDecodingStrategy = .formatted(formatter)
+
+    // override the global encoder used for the `.json` media type
+    ContentConfiguration.global.use(decoder: decoder, for: .json)
+    
     // register routes
     try routes(app)
 }