chore(test): add hybrid coverage pipeline for bun

Author: miccy

package.json

@@ -17,7 +17,9 @@
     "build:web": "bun run build:docs && turbo --filter web build",
     "build:docs": "typedoc && bun --filter=web run fix:docs",
     "test": "vitest run",
-    "test:coverage": "vitest run --coverage",
+    "test:coverage": "bun run test:coverage:vitest && bun run test:coverage:bun",
+    "test:coverage:vitest": "vitest run --coverage",
+    "test:coverage:bun": "bun --filter=@evolu/bun run test:coverage",
     "test:watch": "vitest",
     "start": "turbo start",
     "lint": "biome check",

packages/bun/package.json

@@ -20,6 +20,7 @@
   "scripts": {
     "build": "rimraf dist && tsc --build",
     "test": "bun test ./test",
+    "test:coverage": "bun test ./test --coverage",
     "clean": "rimraf .turbo node_modules dist"
   },
   "devDependencies": {