✨ Add live debugger integration and configuration options

[allspain]

DO NOT MERGE THIS IS FOR A POC FOR INNOVATION WEEK

• Introduced sendLiveDebuggerLog method to the RumPublicApi for sending log events.
• Added configuration options for Firebase Remote Config integration, including allowLiveDebugger, liveDebuggerId, firebaseConfig, and firebaseVersion.
• Updated the startRumEventCollection function to initialize Firebase Remote Config if enabled.

Motivation

Changes

Test instructions

Checklist

• Tested locally
• Tested on staging
• Added unit tests for this change.
• Added e2e/integration tests for this change.

[cit-pr-commenter]

Bundles Sizes Evolution

📦 Bundle Name	Base Size	Local Size	𝚫	𝚫%	Status
Rum	164.16 KiB	167.89 KiB	+3.74 KiB	+2.28%	✅
Rum Profiler	4.84 KiB	4.84 KiB	+1 B	+0.02%	✅
Rum Recorder	19.62 KiB	19.62 KiB	+1 B	+0.00%	✅
Logs	55.96 KiB	56.05 KiB	+86 B	+0.15%	✅
Flagging	944 B	944 B	0 B	0.00%	✅
Rum Slim	121.42 KiB	125.08 KiB	+3.66 KiB	+3.01%	✅
Worker	23.63 KiB	23.63 KiB	0 B	0.00%	✅

🚀 CPU Performance

Action Name	Base CPU Time (ms)	Local CPU Time (ms)	𝚫%
RUM - add global context	0.0053	0.0054	+1.89%
RUM - add action	0.0124	0.0145	+16.94%
RUM - add error	0.0113	0.0178	+57.52%
RUM - add timing	0.0027	0.0036	+33.33%
RUM - start view	0.0034	0.0036	+5.88%
RUM - start/stop session replay recording	0.0006	0.0008	+33.33%
Logs - log message	0.0126	0.019	+50.79%

🧠 Memory Performance

Action Name	Base Memory Consumption	Local Memory Consumption	𝚫
RUM - add global context	26.33 KiB	25.71 KiB	-635 B
RUM - add action	49.31 KiB	92.61 KiB	+43.30 KiB
RUM - add timing	24.20 KiB	23.97 KiB	-236 B
RUM - add error	54.02 KiB	99.13 KiB	+45.11 KiB
RUM - start/stop session replay recording	24.25 KiB	23.20 KiB	-1.05 KiB
RUM - start view	423.76 KiB	431.90 KiB	+8.14 KiB
Logs - log message	44.60 KiB	45.34 KiB	+757 B

🔗 RealWorld

[datadog-official]

⚠️ Tests

⚠️ Warnings

🧪 14 Tests failed

firebaseRemoteConfig startFirebaseRemoteConfigIntegration should listen to config updates from Chrome Headless 139.0.0.0 (Linux 0.0.0) (Datadog)

Error: Expected spy setContextProperty to have been called 2 times. It was called 1 times.
    at <Jasmine>
    at UserContext.<anonymous> (/go/src/github.com/DataDog/browser-sdk/packages/rum-core/src/domain/liveDebugger/firebaseRemoteConfig.spec.ts:90:48 <- /tmp/_karma_webpack_55852/commons.js:231728:54)

firebaseRemoteConfig startFirebaseRemoteConfigIntegration should send log event on initialization from Chrome Headless 139.0.0.0 (Linux 0.0.0) (Datadog)

Expected spy setContextProperty to have been called with:
  [ 'dd_test-id-123', true ]
but it was never called.
Error: Expected spy setContextProperty to have been called with:
  [ 'dd_test-id-123', true ]
but it was never called.
    at <Jasmine>
    at UserContext.<anonymous> (/go/src/github.com/DataDog/browser-sdk/packages/rum-core/src/domain/liveDebugger/firebaseRemoteConfig.spec.ts:65:48 <- /tmp/_karma_webpack_55852/commons.js:231709:54)

firebaseRemoteConfig startFirebaseRemoteConfigIntegration should set global context property with dd_ format on init from Chrome Headless 139.0.0.0 (Linux 0.0.0) (Datadog)

Expected spy setContextProperty to have been called with:
  [ 'dd_test-id-123', true ]
but it was never called.
Error: Expected spy setContextProperty to have been called with:
  [ 'dd_test-id-123', true ]
but it was never called.
    at <Jasmine>
    at UserContext.<anonymous> (/go/src/github.com/DataDog/browser-sdk/packages/rum-core/src/domain/liveDebugger/firebaseRemoteConfig.spec.ts:53:48 <- /tmp/_karma_webpack_55852/commons.js:231700:54)

View all

ℹ️ Info

❄️ No new flaky tests detected

🎯 Code Coverage
• Patch Coverage: 34.75%
• Total Coverage: 91.69% (-0.94%)

View detailed report

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[thomas-lebeau]

@allspain, in order to better keep track of PRs that need our attention, I'm gonna convert this PR to draft.