fix local netowork warning

app/EXO/EXO/ContentView.swift

@@ -56,8 +56,12 @@ struct ContentView: View {
     }
 
     private var shouldShowLocalNetworkWarning: Bool {
+        // Only show warning if:
+        // 1. Local network is not working
+        // 2. EXO is running
+        // 3. We've had a successful connection before (avoids false positive on fresh install)
         if case .notWorking = localNetworkChecker.status {
-            return controller.status != .stopped
+            return controller.status != .stopped && localNetworkChecker.hasWorkedBefore
         }
         return false
     }

app/EXO/EXO/Services/LocalNetworkChecker.swift

@@ -7,6 +7,8 @@ import os.log
 /// macOS local network permission can appear enabled in System Preferences but not
 /// actually work after a restart. This service detects this by creating a UDP
 /// connection to the mDNS multicast address (224.0.0.251:5353).
+///
+/// Only shows warnings if permission previously worked (to avoid false positives on fresh install).
 @MainActor
 final class LocalNetworkChecker: ObservableObject {
     enum Status: Equatable {
@@ -35,10 +37,14 @@ final class LocalNetworkChecker: ObservableObject {
     }
 
     private static let logger = Logger(subsystem: "io.exo.EXO", category: "LocalNetworkChecker")
+    private static let hasWorkedBeforeKey = "LocalNetworkChecker.hasWorkedBefore"
 
     @Published private(set) var status: Status = .unknown
     @Published private(set) var lastConnectionState: String = "none"
 
+    /// True if we've ever had a successful connection (persisted across launches)
+    @Published private(set) var hasWorkedBefore: Bool = UserDefaults.standard.bool(forKey: hasWorkedBeforeKey)
+
     private var connection: NWConnection?
     private var checkTask: Task<Void, Never>?
 
@@ -52,7 +58,14 @@ final class LocalNetworkChecker: ObservableObject {
             guard let self else { return }
             let result = await self.performCheck()
             self.status = result
-            Self.logger.info("Local network check complete: \(result.displayText)")
+
+            // Record success so we can detect regressions on future launches
+            if case .working = result {
+                self.hasWorkedBefore = true
+                UserDefaults.standard.set(true, forKey: Self.hasWorkedBeforeKey)
+            }
+
+            Self.logger.info("Local network check complete: \(result.displayText), hasWorkedBefore: \(self.hasWorkedBefore)")
         }
     }