expo: add page (#19406)

* Add expo tldr page

* Fix expo.md formatting for TLDR

* Fix TLDR formatting for expo.md

* Fully fix TLDR formatting for expo.md

* Fix TLDR parse error: proper info block spacing and LF line endings

* Fix TLDR parse error: proper info block spacing and LF

* Fix TLDR parse error: proper info block and spacing

* Fix TLDR parse error: proper info block and spacing

* Fix: spacing & punctuation to satisfy reviewer

* Update pages/common/expo.md

---------

Co-authored-by: Managor <42655600+Managor@users.noreply.github.com>

pages/common/expo.md

@@ -0,0 +1,32 @@
+# expo
+
+> Build, develop, and deploy React Native apps.
+> More information: <https://docs.expo.dev/eas/>.
+
+- Build an Android APK or AAB:
+
+`expo build:android`
+
+- Build an iOS IPA:
+
+`expo build:ios`
+
+- Run the app in Expo Go:
+
+`expo start`
+
+- Install a dependency:
+
+`expo install <package_name>`
+
+- Prebuild native Android/iOS projects:
+
+`expo prebuild`
+
+- Run the app on Android:
+
+`expo run:android`
+
+- Run the app on iOS:
+
+`expo run:ios`