Added a proper set of Unit Tests for each sub-project

ios/OpenClimb/Utils/DataStateManager.swift

@@ -36,21 +36,21 @@ class DataStateManager {
     func updateDataState() {
         let now = ISO8601DateFormatter().string(from: Date())
         userDefaults.set(now, forKey: Keys.lastModified)
-        print("📝 iOS Data state updated to: \(now)")
+        print("iOS Data state updated to: \(now)")
     }
 
     /// Gets the current data state timestamp. This represents when any data was last modified
     /// locally.
     func getLastModified() -> String {
         if let storedTimestamp = userDefaults.string(forKey: Keys.lastModified) {
-            print("📅 iOS DataStateManager returning stored timestamp: \(storedTimestamp)")
+            print("iOS DataStateManager returning stored timestamp: \(storedTimestamp)")
             return storedTimestamp
         }
 
         // If no timestamp is stored, return epoch time to indicate very old data
         // This ensures server data will be considered newer than uninitialized local data
         let epochTime = "1970-01-01T00:00:00.000Z"
-        print("⚠️ No data state timestamp found - returning epoch time: \(epochTime)")
+        print("WARNING: No data state timestamp found - returning epoch time: \(epochTime)")
         return epochTime
     }