Enhance edge gateway logs handling and fix shell socket newline character formatting

scripts/edge-gateway-e2e.mjs

@@ -564,7 +564,9 @@ async function main() {
           token: authToken,
         });
 
-        const timeline = Array.isArray(logs?.data?.entries) ? logs.data.entries : [];
+        const timeline = Array.isArray(logs?.data?.entries)
+          ? logs.data.entries
+          : (Array.isArray(logs?.data?.timeline) ? logs.data.timeline : []);
 
         return timeline.some((entry) => {
           const nestedEntry = entry?.entry && typeof entry.entry === "object" ? entry.entry : null;
@@ -607,7 +609,7 @@ async function main() {
 
     shellSocket.send(JSON.stringify({
       type: "input",
-      data: "printf 'edge-e2e-shell\\n'; exit\r",
+      data: "printf 'edge-e2e-shell\\n'; exit\n",
     }));
 
     await waitForSocketMessage(