feat: conversations widget (#2700)

* feat: conversations widget

* add versioning

* add tests

* fix lint error

* fix test

* fix terser

* add session id for security reasons

* new messages

* fix

* fix ets

* lazy load more

* another approach

* fix refs and add ignore for them

* fix test

* fix terser

* optimisation

* a bit more cleaning

* a bit more

* changeset

* domains

* reuse persistence

* pass posthog as param

* terser

* lazy load reset

* remove something that's most likely loaded

* return as it fail everything

* new structure

* remove enum

* fix

* fix terser

* fix snapshot

Author: veryayskiy

.changeset/sharp-beans-nail.md

@@ -0,0 +1,5 @@
+---
+'posthog-js': minor
+---
+
+conversations widget

.prettierignore

@@ -2,3 +2,6 @@ lib
 
 packages/react-native/src/version.ts
 packages/core/src/vendor/*
+
+# Generated API reference files - should not be formatted
+**/references/*.json

packages/browser/playwright/mocked/utils/posthog-playwright-test-base.ts

@@ -8,6 +8,7 @@ const lazyLoadedJSFiles = [
     'recorder',
     'posthog-recorder',
     'lazy-recorder',
+    'conversations',
     'surveys',
     'exception-autocapture',
     'tracing-headers',

packages/browser/rollup.config.mjs

@@ -151,6 +151,11 @@ const plugins = (es5, noExternal) => [
                               // we don't mangle _surveyManager as it's used by external surveys to paint them on the dom directly
                               '_surveyManager',
 
+                              // used in conversations - external bundle needs to access these on the posthog instance
+                              '_conversationsManager',
+                              '_conversations',
+                              '_send_request', // called by conversations external bundle
+
                               // part of setup/teardown code, preserve these out of caution
                               '_init',
                               '_dom_loaded',

packages/browser/src/__tests__/__snapshots__/config-snapshot.test.ts.snap

@@ -182,6 +182,10 @@ exports[`config snapshot for PostHogConfig 1`] = `
       ]
     }
   ],
+  "disable_conversations": [
+    "false",
+    "true"
+  ],
   "disable_web_experiments": [
     "false",
     "true"