Improve metadata flushing efficiency by collapsing operations (fix #2… #2335

Job	Run time
typecheck / typecheck	5m 5s
units / internal / 🧪 Unit Tests: Internal (1, 8)	3m 30s
units / internal / 🧪 Unit Tests: Internal (2, 8)	3m 36s
units / internal / 🧪 Unit Tests: Internal (3, 8)	3m 18s
units / internal / 🧪 Unit Tests: Internal (4, 8)	3m 23s
units / internal / 🧪 Unit Tests: Internal (5, 8)	3m 27s
units / internal / 🧪 Unit Tests: Internal (6, 8)	3m 34s
units / packages / 🧪 Unit Tests: Packages (1, 1)	2m 49s
units / internal / 🧪 Unit Tests: Internal (7, 8)	3m 1s
units / internal / 🧪 Unit Tests: Internal (8, 8)	1m 50s
units / webapp / 🧪 Unit Tests: Webapp (1, 10)	1m 58s
units / webapp / 🧪 Unit Tests: Webapp (2, 10)	2m 19s
units / webapp / 🧪 Unit Tests: Webapp (3, 10)	2m 36s
units / webapp / 🧪 Unit Tests: Webapp (4, 10)	5m 33s
units / webapp / 🧪 Unit Tests: Webapp (5, 10)	5m 48s
units / webapp / 🧪 Unit Tests: Webapp (6, 10)	2m 3s
units / webapp / 🧪 Unit Tests: Webapp (7, 10)	2m 14s
units / webapp / 🧪 Unit Tests: Webapp (8, 10)	2m 12s
units / webapp / 🧪 Unit Tests: Webapp (9, 10)	2m 7s
units / webapp / 🧪 Unit Tests: Webapp (10, 10)	2m 1s
units / packages / 📊 Merge Reports	23s
units / internal / 📊 Merge Reports	18s
publish-webapp / publish	3m 39s
publish-worker / build (coordinator)	1m 49s
publish-worker-v4 / build (supervisor)	1m 49s
publish-worker / build (docker-provider)	1m 6s
publish-worker / build (kubernetes-provider)	47s
units / webapp / 📊 Merge Reports	19s
	1h 12m 34s

Provide feedback