fix invalid json-ld image object alt property
JSON-LD ImageObject alt property is not recongized as a valid property. Therefore, logically replace the alt property with description without breaking other metadata and then delete it.
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@ -59,6 +59,15 @@ module Jekyll
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hash = page_drop.image.to_h
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hash = page_drop.image.to_h
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hash["url"] = hash.delete("path")
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hash["url"] = hash.delete("path")
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hash["@type"] = "imageObject"
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hash["@type"] = "imageObject"
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if hash["alt"] && !hash["description"]
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hash["description"] = hash["alt"]
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end
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if hash["alt"]
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hash.delete("alt")
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end
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hash
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hash
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end
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end
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