build: switch from yarn to npm to manage js dependencies and move js contents to root

yarn v1 is being deprecated and starts to have some issues

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

src/graphql/event_options.ts

@@ -0,0 +1,29 @@
+import gql from "graphql-tag";
+
+export const EVENT_OPTIONS_FRAGMENT = gql`
+  fragment EventOptions on EventOptions {
+    maximumAttendeeCapacity
+    remainingAttendeeCapacity
+    showRemainingAttendeeCapacity
+    anonymousParticipation
+    showStartTime
+    showEndTime
+    timezone
+    offers {
+      price
+      priceCurrency
+      url
+    }
+    participationConditions {
+      title
+      content
+      url
+    }
+    attendees
+    program
+    commentModeration
+    showParticipationPrice
+    hideOrganizerWhenGroupEvent
+    isOnline
+  }
+`;