chore: update readme (refinedev#5729)

* chore: add README draft

* chore: fix README grammer

* chore(core): remove symlink

* chore(core): update readme with draft content

* chore: use core readme as main

* chore(core): update readme try refine and quick start sections

* chore(antd): update readme.md file

* chore(mui): update readme.md file

* chore(core): update readme.md file

* chore(core): update readme.md file

* chore(core): fix typo in readme.md

* chore: update readme contents

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Co-authored-by: necatiozmen <[email protected]>
Co-authored-by: Batuhan Wilhelm <[email protected]>

README.md

@@ -0,0 +1 @@
+packages/core/README.md