actually start to bring structure into the project

make it resilent against restarts/reloads
remove all user interaction for resource gathering
compute hashes on first time file resolving and on updates of said file on resolving

MareSynchronos/Utils/Crypto.cs

@@ -0,0 +1,22 @@
+using System;
+using System.IO;
+using System.Security.Cryptography;
+using System.Text;
+
+namespace MareSynchronos.Utils
+{
+    public class Crypto
+    {
+        public static string GetFileHash(string filePath)
+        {
+            using SHA1CryptoServiceProvider cryptoProvider = new();
+            return BitConverter.ToString(cryptoProvider.ComputeHash(File.ReadAllBytes(filePath))).Replace("-", "");
+        }
+
+        public static string GetHash(string stringToHash)
+        {
+            using SHA1CryptoServiceProvider cryptoProvider = new();
+            return BitConverter.ToString(cryptoProvider.ComputeHash(Encoding.UTF8.GetBytes(stringToHash))).Replace("-", "");
+        }
+    }
+}