Image optimization 2 (#9529)

* feat: optimize images using Next Image

* feat: make relative path images work

* fix gitignore

* a more robust cwd for mdx-bundler

* feat: move /docs images next to importing mdx files

* feat: move platform-includes images next to importing mdx files

* fix: remove orphaned images

* fix image references and dedupe some images

* dedupe some more images

* fix: fix race condition during build time when reading image size 🤞

* remove unreferenced image

* move image under ./img

* move additional_data.png into a common include

* move attachments-access-denied.png into a common include

* move attachments-access.png into a common include

* move attachments-list-example.png into a common include

* move code-mappings-configure-modal.png into a common include

* move code-mappings-event-json.png into a common include

* move code-mappings-source-file.png into a common include

* move code-mappings-stacktrace.png into a common include

* move crons-alerts-example.png into a common include

* move debug-files-workflow.png into a common include

* move distributed-trace-in-sentry.png into a common include

* move viewhierarchy-example.png into a common include

* move viewhierarchy-list-example.png into a common include

* move viewhierarchy-list-example.png into a common include

* move tags.png into a common include

* move user_feedback_widget.png into a common include

* update image contributing docs

* fix web-vitals-concepts 404 bug

* use local perf-web-vitals.png image

Author: a-hariti

.gitignore

@@ -93,3 +93,5 @@ public/page-data
 
 # tsbuildinfo file generated by CI
 tsconfig.tsbuildinfo
+
+public/mdx-images/*