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Fix broken links and add missing alt descriptions
Revert "Fix broken links and add missing alt descriptions"

This reverts commit 98b12d04d9f7cb5c480051e298490fd20d9ea7bf.
Revert "Revert "Fix broken links and add missing alt descriptions""

This reverts commit 67d58a77cf76beba58fe9113ce782501f61436b1.