fmt: apply prettier to frontend JS/TS/CSS/JSON files

Initial prettier pass with tabWidth=4.

frontend/src/api/notificationConfig.jsx

@@ -1,37 +1,39 @@
 // API client for notification configuration
 
-import { getAuthHeaders } from './authHeaders';
-import { API_BASE } from './config';
+import { getAuthHeaders } from "./authHeaders";
+import { API_BASE } from "./config";
 
 /**
  * Get notification configuration for current user
  * @returns {Promise<Object>} Notification config
  */
 export async function getNotificationConfig() {
-  try {
-    const headers = await getAuthHeaders();
-    const response = await fetch(`${API_BASE}/notification-config`, {
-      headers: headers
-    });
-    
-    if (!response.ok) {
-      let errorMessage = 'Failed to fetch notification config';
-      try {
-        const error = await response.json();
-        errorMessage = error.message || errorMessage;
-      } catch {
-        errorMessage = `Server error: ${response.status} ${response.statusText}`;
-      }
-      throw new Error(errorMessage);
+    try {
+        const headers = await getAuthHeaders();
+        const response = await fetch(`${API_BASE}/notification-config`, {
+            headers: headers,
+        });
+
+        if (!response.ok) {
+            let errorMessage = "Failed to fetch notification config";
+            try {
+                const error = await response.json();
+                errorMessage = error.message || errorMessage;
+            } catch {
+                errorMessage = `Server error: ${response.status} ${response.statusText}`;
+            }
+            throw new Error(errorMessage);
+        }
+
+        return response.json();
+    } catch (error) {
+        if (error.message.includes("fetch")) {
+            throw new Error(
+                "Cannot connect to server. Is the backend running?",
+            );
+        }
+        throw error;
     }
-    
-    return response.json();
-  } catch (error) {
-    if (error.message.includes('fetch')) {
-      throw new Error('Cannot connect to server. Is the backend running?');
-    }
-    throw error;
-  }
 }
 
 /**
@@ -44,32 +46,34 @@ export async function getNotificationConfig() {
  * @returns {Promise<Object>} Updated config
  */
 export async function updateNotificationConfig(config) {
-  try {
-    const headers = await getAuthHeaders();
-    const response = await fetch(`${API_BASE}/notification-config`, {
-      method: 'PUT',
-      headers: headers,
-      body: JSON.stringify(config)
-    });
-    
-    if (!response.ok) {
-      let errorMessage = 'Failed to update notification config';
-      try {
-        const error = await response.json();
-        errorMessage = error.message || errorMessage;
-      } catch {
-        errorMessage = `Server error: ${response.status} ${response.statusText}`;
-      }
-      throw new Error(errorMessage);
+    try {
+        const headers = await getAuthHeaders();
+        const response = await fetch(`${API_BASE}/notification-config`, {
+            method: "PUT",
+            headers: headers,
+            body: JSON.stringify(config),
+        });
+
+        if (!response.ok) {
+            let errorMessage = "Failed to update notification config";
+            try {
+                const error = await response.json();
+                errorMessage = error.message || errorMessage;
+            } catch {
+                errorMessage = `Server error: ${response.status} ${response.statusText}`;
+            }
+            throw new Error(errorMessage);
+        }
+
+        return response.json();
+    } catch (error) {
+        if (error.message.includes("fetch")) {
+            throw new Error(
+                "Cannot connect to server. Is the backend running?",
+            );
+        }
+        throw error;
     }
-    
-    return response.json();
-  } catch (error) {
-    if (error.message.includes('fetch')) {
-      throw new Error('Cannot connect to server. Is the backend running?');
-    }
-    throw error;
-  }
 }
 
 /**
@@ -79,21 +83,21 @@ export async function updateNotificationConfig(config) {
  * @returns {Promise<boolean>} True if test successful
  */
 export async function testDiscordWebhook(webhookUrl) {
-  try {
-    const payload = {
-      content: 'Koin Ping test notification - Your Discord webhook is configured correctly!',
-    };
+    try {
+        const payload = {
+            content:
+                "Koin Ping test notification - Your Discord webhook is configured correctly!",
+        };
 
-    const response = await fetch(webhookUrl, {
-      method: 'POST',
-      headers: { 'Content-Type': 'application/json' },
-      body: JSON.stringify(payload)
-    });
+        const response = await fetch(webhookUrl, {
+            method: "POST",
+            headers: { "Content-Type": "application/json" },
+            body: JSON.stringify(payload),
+        });
 
-    return response.ok;
-  } catch (error) {
-    console.error('Discord webhook test failed:', error);
-    return false;
-  }
+        return response.ok;
+    } catch (error) {
+        console.error("Discord webhook test failed:", error);
+        return false;
+    }
 }
-