Agreed ... I was on the Autobahn back home while typing this; so sorry:
For the first one concerning cluster munition use by Russian Forces, I think this is in fact a fact as undeniable as the sun raises in the East or as if someone would generally question the use of soldiers in this war.
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Collected remnants of Russian cluster munition rockets that were used to attack the city of Kharkiv, at a storage area in Kharkiv, Ukraine, December 22, 2022. © 2022 Evgeniy Maloletka / AP
via:
see also
... and there is even a separate Wiki-site on this:
Concerning the second claim I have indeed issues, but similar to that I sometimes cannot instantly refute claims posted by Minnie Chan and the SCMP, this site - aka "Lord Bedo" - is well known as being to put it politely a not very much credible source. But I will check.