Lucerne: Todays achievement and next event (#398)

Author: leem53

events.json

@@ -105,6 +105,18 @@
         ],
         "achievements": []
     },
+    {
+        "date": "2023-10-05",
+        "venue": "CSS Versicherung",
+        "address": "Rösslimatte 52, 6005 Luzern",
+        "links": [
+            {
+                "title": "Meetup",
+                "url": "https://www.meetup.com/de-DE/hackergarten-luzern/events/mkxjbtyfcmbkb/"
+            }
+        ],
+        "achievements": []
+    },
     {
         "date": "2023-09-28",
         "title": "Hackergarten Zurich September 2023",
@@ -129,7 +141,12 @@
                 "url": "https://www.meetup.com/de-DE/hackergarten-luzern/events/mkxjbtyfcmbkb/"
             }
         ],
-        "achievements": []
+        "achievements": [
+            {
+                "title": "Experimenting with Progressive Web Apps",
+                "url": "https://gitlab.com/thomasstauffer/garden/-/tree/master/prototypes/html-pwa"
+            }
+        ]
     },
     {
         "date": "2023-09-05",