Fix(timezone): Implement True UTC calculation and bump to v0.3.0

docker-compose.yml

@@ -5,6 +5,15 @@ services:
       - "3000:3000"
     volumes:
       - ./test_space:/space
-      - ./icalendar.plug.js:/space/_plug/icalendar.plug.js:ro
     environment:
-      - SB_USER=admin:admin # Default for easy local testing
+      - SB_USER=admin:admin
+      - SB_LOG_PUSH=true
+      - SB_DEBUG=true
+      - SB_SPACE_LUA_TRUSTED=true
+
+  mock-ics:
+    image: nginx:alpine
+    ports:
+      - "8080:80"
+    volumes:
+      - ./mock_calendar.ics:/usr/share/nginx/html/calendar.ics:ro