Add embed argument to `spotlight.show` and CLI #1222

Job	Run time
🐍 Prepare Python	1m 15s
⬢ Prepare Node.js	23s
🔍 Check if pull request	3s
🧱 Build test matrix	5s
📝 Build API docs	37s
🧱 Build Spotlight	2m 30s
🗃 Build datasets	1m 57s
🧪 Unit Test	1m 15s
🔍 Check	2m 46s
🧪 Doc Test	1m 42s
🧪 UI Test (chrome)	2m 58s
🧪 UI Test (firefox)	3m 12s
🔍 Check wheel contents	28s
🧪 Integration Test (ubuntu-latest, 3.8)	10m 55s
🧪 Integration Test (ubuntu-latest, 3.9)	10m 36s
🧪 Integration Test (ubuntu-latest, 3.10)	10m 37s
🧪 Integration Test (ubuntu-latest, 3.11)	10m 12s
🚀 Release Spotlight	0s
	1h 1m 31s

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