Merge remote-tracking branch 'upstream/master'

Merge remote-tracking branch 'upstream/master'

ABI: merge upstream/master with block-level adjustment using google s…

…licing config

Accept incoming changes in llama-context.cpp

Merge upstream/master with custom dynamic slicing pilot

Merge upstream/master with custom direct IO slicing

Merge upstream/master with unmap implementation

Support static gemma3n slice

Merge latest official llama.cpp with local modifications

halfway on q4_k slice