fix(i18n): localize remaining setup wizard and status bar strings

KoeApp/Koe/AppDelegate/SPAppDelegate.m

@@ -538,7 +538,7 @@ - (void)rustBridgeDidReceiveRewriteText:(NSString *)text {
 
     // Show result with "Copied" indicator
     [self.statusBarManager updateState:@"idle"];
-    [self.overlayPanel updateDisplayText:[text stringByAppendingString:@"  ✓ Copied"]];
+    [self.overlayPanel updateDisplayText:[NSString stringWithFormat:KoeLocalizedString(@"overlay.runtime.copiedFormat"), text ?: @""]];
     [self.overlayPanel updateState:@"pasting"];
     [self.overlayPanel lingerAndDismiss];
 }

KoeApp/Koe/Bridge/SPRustBridge.m

@@ -1,5 +1,6 @@
 #import "SPRustBridge.h"
 #import <AppKit/AppKit.h>
+#import "SPLocalization.h"
 #import "koe_core.h"
 
 // ─── Static delegate reference for C callbacks ─────────────────────
@@ -233,7 +234,7 @@ - (NSDictionary *)llmRemoteModelsForBaseURL:(NSString *)baseURL apiKey:(NSString
         return @{
             @"success": @NO,
             @"models": @[],
-            @"message": @"No response from core",
+            @"message": KoeLocalizedString(@"settings.setupWizard.test.llm.invalidResponseFromCore"),
         };
     }
 
@@ -245,7 +246,7 @@ - (NSDictionary *)llmRemoteModelsForBaseURL:(NSString *)baseURL apiKey:(NSString
         return @{
             @"success": @NO,
             @"models": @[],
-            @"message": @"Invalid model list response encoding",
+            @"message": KoeLocalizedString(@"settings.setupWizard.llm.modelList.error.invalidEncoding"),
         };
     }
 
@@ -254,7 +255,7 @@ - (NSDictionary *)llmRemoteModelsForBaseURL:(NSString *)baseURL apiKey:(NSString
         return @{
             @"success": @NO,
             @"models": @[],
-            @"message": @"Invalid model list response payload",
+            @"message": KoeLocalizedString(@"settings.setupWizard.llm.modelList.error.invalidPayload"),
         };
     }
     return result;
@@ -329,7 +330,9 @@ - (void)downloadModel:(NSString *)modelPath
     if (result != 0) {
         // Transfer back so ARC releases
         (void)(__bridge_transfer _KoeDownloadContext *)ctx;
-        NSString *msg = (result == -1) ? @"Already downloading" : @"Failed to start download";
+        NSString *msg = (result == -1)
+            ? KoeLocalizedString(@"settings.setupWizard.model.download.alreadyDownloading")
+            : KoeLocalizedString(@"settings.setupWizard.model.download.startFailed");
         dispatch_async(dispatch_get_main_queue(), ^{
             completionBlock(NO, msg);
         });

KoeApp/Koe/Overlay/SPOverlayPanel.m

@@ -1,4 +1,5 @@
 #import "SPOverlayPanel.h"
+#import "SPLocalization.h"
 #import "koe_core.h"
 #import <QuartzCore/QuartzCore.h>
 
@@ -1301,31 +1302,31 @@ - (void)updateState:(NSString *)state {
     if ([state hasPrefix:@"recording"]) {
         self.sessionMaxWidth = 0;
         self.sessionMaxHeight = 0;
-        text   = @"Listening…";
+        text   = KoeLocalizedString(@"statusBar.status.listening");
         accent = [NSColor colorWithRed:1.0 green:0.32 blue:0.32 alpha:1.0];
         mode   = SPOverlayModeWaveform;
     } else if ([state hasPrefix:@"connecting_asr"]) {
-        text   = @"Connecting…";
+        text   = KoeLocalizedString(@"statusBar.status.connecting");
         accent = [NSColor colorWithRed:1.0 green:0.78 blue:0.28 alpha:1.0];
         mode   = SPOverlayModeProcessing;
     } else if ([state hasPrefix:@"finalizing_asr"]) {
-        text   = @"Recognizing…";
+        text   = KoeLocalizedString(@"statusBar.status.recognizing");
         accent = [NSColor colorWithRed:0.35 green:0.78 blue:1.0 alpha:1.0];
         mode   = SPOverlayModeProcessing;
     } else if ([state isEqualToString:@"correcting"]) {
-        text   = @"Thinking…";
+        text   = KoeLocalizedString(@"statusBar.status.thinking");
         accent = [NSColor colorWithRed:0.55 green:0.6 blue:1.0 alpha:1.0];
         mode   = SPOverlayModeProcessing;
     } else if ([state hasPrefix:@"preparing_paste"] || [state isEqualToString:@"pasting"]) {
-        text   = @"Pasting…";
+        text   = KoeLocalizedString(@"statusBar.status.pasting");
         accent = [NSColor colorWithRed:0.3 green:0.85 blue:0.45 alpha:1.0];
         mode   = SPOverlayModeSuccess;
     } else if ([state isEqualToString:@"error"] || [state isEqualToString:@"failed"]) {
-        text   = @"Error";
+        text   = KoeLocalizedString(@"statusBar.status.error");
         accent = [NSColor colorWithRed:1.0 green:0.32 blue:0.32 alpha:1.0];
         mode   = SPOverlayModeError;
     } else {
-        text   = @"Working…";
+        text   = KoeLocalizedString(@"statusBar.status.working");
         accent = [NSColor colorWithRed:0.35 green:0.78 blue:1.0 alpha:1.0];
         mode   = SPOverlayModeProcessing;
     }