chore: event timeline GA (#8552)

https://linear.app/unleash/issue/2-2682/remove-feature-flag

https://linear.app/unleash/issue/2-2705/remove-experimental-tag-from-the-new-event-properties

https://linear.app/unleash/issue/2-2751/remove-the-beta-badge-for-event-timeline-in-new-in-unleash

Makes event timeline GA by tackling the respective tasks:

 - Remove `eventTimeline` feature flag
 - Remove `[Experimental]` tag from the new schema properties
 - No longer show the "beta" badge for this item in "New in Unleash"

frontend/src/component/layout/MainLayout/MainLayoutEventTimeline.tsx

@@ -3,7 +3,6 @@ import { ConditionallyRender } from 'component/common/ConditionallyRender/Condit
 import { EventTimeline } from 'component/events/EventTimeline/EventTimeline';
 import { useEventTimelineContext } from 'component/events/EventTimeline/EventTimelineContext';
 import useUiConfig from 'hooks/api/getters/useUiConfig/useUiConfig';
-import { useUiFlag } from 'hooks/useUiFlag';
 import { useEffect, useState } from 'react';
 
 const StyledEventTimelineSlider = styled(Box)(({ theme }) => ({
@@ -21,10 +20,9 @@ const StyledEventTimelineWrapper = styled(Box)(({ theme }) => ({
 export const MainLayoutEventTimeline = () => {
     const { isOss } = useUiConfig();
     const { open: showTimeline } = useEventTimelineContext();
-    const eventTimelineEnabled = useUiFlag('eventTimeline') && !isOss();
     const [isInitialLoad, setIsInitialLoad] = useState(true);
 
-    const open = showTimeline && eventTimelineEnabled;
+    const open = showTimeline && !isOss();
 
     useEffect(() => {
         setIsInitialLoad(false);

frontend/src/component/layout/MainLayout/NavigationSidebar/NewInUnleash/NewInUnleash.tsx

@@ -104,7 +104,6 @@ export const NewInUnleash = ({
     );
     const { isOss, isEnterprise } = useUiConfig();
     const signalsEnabled = useUiFlag('signals');
-    const eventTimelineEnabled = useUiFlag('eventTimeline');
 
     const { setHighlighted } = useEventTimelineContext();
 
@@ -159,7 +158,7 @@ export const NewInUnleash = ({
             },
             docsLink:
                 'https://docs.getunleash.io/reference/events#event-timeline',
-            show: !isOss() && eventTimelineEnabled,
+            show: !isOss(),
             longDescription: (
                 <>
                     <p>
@@ -174,7 +173,6 @@ export const NewInUnleash = ({
                     </p>
                 </>
             ),
-            beta: true,
         },
     ];
 

frontend/src/component/menu/Header/HeaderEventTimelineButton.tsx

@@ -3,7 +3,6 @@ import LinearScaleIcon from '@mui/icons-material/LinearScale';
 import { useEventTimelineContext } from 'component/events/EventTimeline/EventTimelineContext';
 import useUiConfig from 'hooks/api/getters/useUiConfig/useUiConfig';
 import { usePlausibleTracker } from 'hooks/usePlausibleTracker';
-import { useUiFlag } from 'hooks/useUiFlag';
 
 const StyledHeaderEventTimelineButton = styled(IconButton, {
     shouldForwardProp: (prop) => prop !== 'highlighted',
@@ -34,14 +33,13 @@ const StyledHeaderEventTimelineButton = styled(IconButton, {
 export const HeaderEventTimelineButton = () => {
     const { trackEvent } = usePlausibleTracker();
     const { isOss } = useUiConfig();
-    const eventTimeline = useUiFlag('eventTimeline') && !isOss();
     const {
         open: showTimeline,
         setOpen: setShowTimeline,
         highlighted,
     } = useEventTimelineContext();
 
-    if (!eventTimeline) return null;
+    if (isOss()) return null;
 
     return (
         <Tooltip

src/lib/features/events/event-search-controller.ts

@@ -111,19 +111,15 @@ export default class EventSearchController extends Controller {
     }
 
     enrichEvents(events: IEvent[]): IEvent[] | IEnrichedEvent[] {
-        if (this.flagResolver.isEnabled('eventTimeline')) {
-            return events.map((event) => {
-                const { label, text: summary } =
-                    this.msgFormatter.format(event);
+        return events.map((event) => {
+            const { label, text: summary } = this.msgFormatter.format(event);
 
-                return {
-                    ...event,
-                    label,
-                    summary,
-                };
-            });
-        }
-        return events;
+            return {
+                ...event,
+                label,
+                summary,
+            };
+        });
     }
 
     maybeAnonymiseEvents(events: IEvent[]): IEvent[] {

src/lib/openapi/spec/event-schema.ts

@@ -95,14 +95,12 @@ export const eventSchema = {
         label: {
             type: 'string',
             nullable: true,
-            description:
-                '**[Experimental]** The concise, human-readable name of the event.',
+            description: 'The concise, human-readable name of the event.',
         },
         summary: {
             type: 'string',
             nullable: true,
-            description:
-                '**[Experimental]** A markdown-formatted summary of the event.',
+            description: 'A markdown-formatted summary of the event.',
         },
     },
     components: {

src/lib/types/experimental.ts

@@ -51,7 +51,6 @@ export type IFlagKey =
     | 'removeUnsafeInlineStyleSrc'
     | 'onboardingUI'
     | 'projectRoleAssignment'
-    | 'eventTimeline'
     | 'personalDashboardUI'
     | 'trackLifecycleMetrics'
     | 'purchaseAdditionalEnvironments'
@@ -263,10 +262,6 @@ const flags: IFlags = {
         process.env.UNLEASH_EXPERIMENTAL_PROJECT_ROLE_ASSIGNMENT,
         false,
     ),
-    eventTimeline: parseEnvVarBoolean(
-        process.env.UNLEASH_EXPERIMENTAL_EVENT_TIMELINE,
-        false,
-    ),
     personalDashboardUI: parseEnvVarBoolean(
         process.env.UNLEASH_EXPERIMENTAL_PERSONAL_DASHBOARD_UI,
         false,