chore: Improve Vercel/Neon syncEnvVars build extensions docs (#2747) #2746

Job	Run time
typecheck / typecheck	6m 15s
units / packages / 🧪 Unit Tests: Packages (1, 1)	4m 51s
units / webapp / 🧪 Unit Tests: Webapp (4, 8)	3m 32s
units / webapp / 🧪 Unit Tests: Webapp (1, 8)	5m 49s
units / webapp / 🧪 Unit Tests: Webapp (2, 8)	3m 59s
units / webapp / 🧪 Unit Tests: Webapp (6, 8)	5m 36s
units / webapp / 🧪 Unit Tests: Webapp (3, 8)	5m 19s
units / internal / 🧪 Unit Tests: Internal (1, 8)	5m 6s
units / internal / 🧪 Unit Tests: Internal (4, 8)	4m 47s
units / webapp / 🧪 Unit Tests: Webapp (5, 8)	7m 1s
units / internal / 🧪 Unit Tests: Internal (3, 8)	3m 59s
units / webapp / 🧪 Unit Tests: Webapp (8, 8)	2m 3s
units / internal / 🧪 Unit Tests: Internal (2, 8)	4m 39s
units / webapp / 🧪 Unit Tests: Webapp (7, 8)	2m 26s
units / internal / 🧪 Unit Tests: Internal (8, 8)	1m 56s
units / internal / 🧪 Unit Tests: Internal (5, 8)	4m 22s
units / internal / 🧪 Unit Tests: Internal (6, 8)	3m 15s
units / internal / 🧪 Unit Tests: Internal (7, 8)	4m 16s
units / packages / 📊 Merge Reports	20s
units / internal / 📊 Merge Reports	22s
publish-worker / build (kubernetes-provider)	1m 7s
publish-worker / build (docker-provider)	1m 11s
publish-worker / build (coordinator)	2m 13s
publish-worker-v4 / build (supervisor)	48s
publish-webapp / publish	5m 12s
units / webapp / 📊 Merge Reports	53s
	1h 31m 17s

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