fix: Add cards to Infrastructure Overview

[tanay1337]

No description provided.

[github-actions]

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✅ Deployed successfully in branch deployment:

https://api_overview_refactor--docs.review.5afe.dev

[github-actions]

Overall readability score: 55.96 (🔴 -0.21)

File	Readability
api-overview.mdx	25.2 (🔴 -23.54)
transaction-service-overview.mdx	49.56 (🟢 +7.4)

View detailed metrics

🟢 - Shows an increase in readability
🔴 - Shows a decrease in readability

File	Readability	FRE	GF	ARI	CLI	DCRS
api-overview.mdx	25.2	22.65	14.44	19.4	17.18	8.73
	🔴 -23.54	🔴 -15.87	🔴 -3.79	🔴 -5.8	🔴 -2.22	🔴 -0.89
transaction-service-overview.mdx	49.56	45.66	11.17	14.4	13.92	7.77
	🟢 +7.4	🟢 +2.74	🟢 +1.6	🟢 +1.7	🟢 +0.41	🟢 +0.36

Averages:

	Readability	FRE	GF	ARI	CLI	DCRS
Average	55.96	48.9	10.77	12.72	12.38	7.6
	🔴 -0.21	🔴 -0.17	🔴 -0.03	🔴 -0.05	🔴 -0.02	🔴 -0.01

View metric targets

Metric	Range	Ideal score
Flesch Reading Ease	100 (very easy read) to 0 (extremely difficult read)	60
Gunning Fog	6 (very easy read) to 17 (extremely difficult read)	8 or less
Auto. Read. Index	6 (very easy read) to 14 (extremely difficult read)	8 or less
Coleman Liau Index	6 (very easy read) to 17 (extremely difficult read)	8 or less
Dale-Chall Readability	4.9 (very easy read) to 9.9 (extremely difficult read)	6.9 or less