support hf metadata for images in arrow source #1451

Job	Run time
🐍 Prepare Python	1m 10s
🔍 Check if pull request	2s
⬢ Prepare Node.js	22s
🧱 Build test matrix	8s
🧱 Build Spotlight	2m 7s
📝 Build API docs	36s
🗃 Build datasets	1m 38s
🔍 Check	2m 23s
🧪 Unit Test	1m 23s
🧪 Doc Test	1m 35s
🧪 UI Test (chrome)	2m 27s
🔍 Check wheel contents	24s
🧪 UI Test (firefox)	2m 44s
🧪 Integration Test (ubuntu-latest, 3.8)	10m 50s
🚀 Release Spotlight	0s
	27m 49s

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