Init

DictionaryExtensions.cs

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+// DictionaryExtensions.cs
+using System.Collections.Generic;
+
+namespace FreelancerListServer
+{
+    public static class DictionaryExtensions
+    {
+        public static TValue GetValueOrDefault<TKey, TValue>(this IDictionary<TKey, TValue> dictionary, TKey key, TValue defaultValue)
+        {
+            return dictionary.TryGetValue(key, out TValue value) ? value : defaultValue;
+        }
+    }
+}