fix: imgproxy issues

packages/image-processor/src/processor.ts

@@ -15,7 +15,31 @@ export interface ProcessImageOptions {
 export function mapUrl(url: string, mappingString?: string): string {
   if (!mappingString) return url;
 
-  const mappings = mappingString.split(",").map((m) => m.split(":"));
+  const mappings = mappingString.split(",").map((m) => {
+    if (m.includes("|")) {
+      return m.split("|");
+    }
+
+    // Legacy support for simple "host:target" or cases where one side might have a protocol
+    // We try to find the split point that isn't part of a protocol "://"
+    const colonIndices = [];
+    for (let i = 0; i < m.length; i++) {
+      if (m[i] === ":") {
+        // Check if this colon is part of "://"
+        if (!(m[i + 1] === "/" && m[i + 2] === "/")) {
+          colonIndices.push(i);
+        }
+      }
+    }
+
+    if (colonIndices.length === 0) return [m];
+
+    // In legacy mode with colons, we take the LAST non-protocol colon as the separator
+    // This handles "http://host:port" or "host:http://target" better
+    const lastColon = colonIndices[colonIndices.length - 1];
+    return [m.substring(0, lastColon), m.substring(lastColon + 1)];
+  });
+
   let mappedUrl = url;
 
   for (const [match, replace] of mappings) {