Update Hacktoberfest 2025 event details and add calendar invite

Signed-off-by: Lee Calcote <lee.calcote@layer5.io>

Author: leecalcote

src/collections/events/2025/hacktoberfest-2025/hacktoberfest-2025-kickoff-designing-with-meshery.ics

@@ -0,0 +1,48 @@
+BEGIN:VCALENDAR
+CALSCALE:GREGORIAN
+PRODID:-//Apple Inc.//macOS 15.6.1//EN
+VERSION:2.0
+BEGIN:VTIMEZONE
+TZID:America/Chicago
+BEGIN:DAYLIGHT
+DTSTART:20070311T020000
+RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=2SU
+TZNAME:CDT
+TZOFFSETFROM:-0600
+TZOFFSETTO:-0500
+END:DAYLIGHT
+BEGIN:STANDARD
+DTSTART:20071104T020000
+RRULE:FREQ=YEARLY;BYMONTH=11;BYDAY=1SU
+TZNAME:CST
+TZOFFSETFROM:-0500
+TZOFFSETTO:-0600
+END:STANDARD
+END:VTIMEZONE
+BEGIN:VEVENT
+CREATED:20250924T223641Z
+DESCRIPTION:Livestream - <a href="https://youtube.com/live/1-oaEy0Pm5I?f
+ eature=share">https://youtube.com/live/1-oaEy0Pm5I?feature=share</a><br>
+ <br>Participation details and Event registration - <a href="https://laye
+ r5.io/community/events/hacktoberfest-prep-2025-designing-with-meshery">h
+ ttps://layer5.io/community/events/hacktoberfest-prep-2025-designing-with
+ -meshery</a>
+DTEND;TZID=America/Chicago:20251003T100000
+DTSTAMP:20250924T223828Z
+DTSTART;TZID=America/Chicago:20251003T090000
+LAST-MODIFIED:20250924T223641Z
+LOCATION:https://youtube.com/live/1-oaEy0Pm5I?feature=share
+SEQUENCE:0
+STATUS:CONFIRMED
+SUMMARY:Hacktoberfest 2025 Kickoff: Designing with Meshery
+TRANSP:OPAQUE
+UID:5u14hb32scat9d02gqklarvvs7@google.com
+BEGIN:VALARM
+ACTION:DISPLAY
+DESCRIPTION:This is an event reminder
+TRIGGER:-PT10M
+UID:7A52DCF7-BC02-4DF3-A3FD-7A966DEC61F4
+X-WR-ALARMUID:7A52DCF7-BC02-4DF3-A3FD-7A966DEC61F4
+END:VALARM
+END:VEVENT
+END:VCALENDAR

src/collections/events/2025/hacktoberfest-2025/index.mdx

@@ -16,6 +16,8 @@ import { Link } from "gatsby" ;
 import hacktoberfestBadge from "./layer5-hacktoberfest25-badge.png";
 import hacktoberfestFirstPR from "./hacktoberfest-layer5-first-pr.webp";
 import hacktoberfestOpenArms from "./hacktoberfest-layer5-open-arms.webp";
+import hacktoberfestTheme from "./hacktoberfest-meshery-theme.webp";
+import calenderICS from "./hacktoberfest-2025-kickoff-designing-with-meshery.ics";
 
 <img src={hacktoberfestOpenArms} style="width: 250px; margin-right: 20px; float: right;"/>
 
@@ -36,14 +38,17 @@ Prepare for Hacktoberfest and ready yourself for contributing to CNCF projects t
 <ul>
     <li><strong>DATE: </strong>October 3rd, 2025</li>
     <li><strong>TIME: </strong> 14:00 UTC (9AM CDT | 4PM CEST | 3PM WAT | 7:30PM IST)</li>
-    {/* <li><strong>LIVESTREAM:</strong> <a href="https://www.youtube.com/watch?v=iKe52yMWWK4">YouTube</a></li> */}
+     <li><strong>LIVESTREAM:</strong> <a href="https://youtube.com/live/1-oaEy0Pm5I?feature=share">Livestream</a></li>
+    <li><strong>CALENDAR:</strong> <a href={calenderICS}>.ics</a></li>
 </ul>
 
 <p> Resources:</p>
 
 <ul>
     <li><Link to="/blog/open-source/ways-to-contribute-at-layer5">Code and Non-Code Contributing at Layer5</Link></li>
     <li><a href="https://github.com/issues?q=is%3Aopen%20is%3Aissue%20archived%3Afalse%20(org%3Alayer5io%20OR%20org%3Ameshery%20OR%20org%3Aservice-mesh-performance%20OR%20org%3Aservice-mesh-patterns%20OR%20org%3Alayer5labs%20OR%20org%3Ameshery-extensions)%20label%3Ahacktoberfest">Issues for Hacktoberfest</a></li>
-    {/* <li><a href="https://www.youtube.com/watch?v=iKe52yMWWK4">Recorded Livestream</a></li> 
-    <li><a href={preptemberslides}>Presentation Slides</a></li>*/}
+
+     {/* <li><a href={preptemberslides}>Presentation Slides</a></li>*/}
 </ul>
+
+<img src={hacktoberfestTheme} style="width: fit-content;"/>