fix: gold icon, story banner crop, crafted items persist, community blurb, validation error filtering

apps/web/src/api/client.ts

@@ -38,6 +38,26 @@ import type {
 
 const baseUrl = "/api";
 
+/**
+ * Represents a 4xx API error so callers can distinguish expected server
+ * rejections from unexpected failures. ValidationErrors are downgraded to
+ * console.warn and are not forwarded to the error-email pipeline.
+ */
+class ValidationError extends Error {
+  public readonly statusCode: number;
+
+  /**
+   * Creates a new ValidationError.
+   * @param message - The error message from the server response.
+   * @param statusCode - The HTTP status code (4xx) returned by the server.
+   */
+  public constructor(message: string, statusCode: number) {
+    super(message);
+    this.name = "ValidationError";
+    this.statusCode = statusCode;
+  }
+}
+
 const getToken = (): string | null => {
   return globalThis.localStorage.getItem("elysium_token");
 };
@@ -72,6 +92,9 @@ const fetchJson = async <T>(
       = typeof errorBody.error === "string"
         ? errorBody.error
         : "Unknown error";
+    if (response.status >= 400 && response.status < 500) {
+      throw new ValidationError(message, response.status);
+    }
     throw new Error(message);
   }
 
@@ -326,6 +349,7 @@ const updateProfile = async(
 };
 
 export {
+  ValidationError,
   achieveApotheosis,
   buyEchoUpgrade,
   buyPrestigeUpgrade,