chore: add code coverage for core

.github/workflows/codecov.yml

@@ -0,0 +1,23 @@
+name: core test coverage
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    name: core test coverage
+    steps:
+      - uses: actions/checkout@v3
+      - name: Use Node.js 18.15
+        uses: actions/setup-node@e33196f7422957bea03ed53f6fbb155025ffc7b8
+        with:
+          node-version: 18.15
+      - name: Build package
+        run: |
+          yarn
+          yarn build
+      - name: Run tests and collect coverage
+        working-directory: ./core
+        run: yarn coverage
+      - name: Upload coverage reports to Codecov with GitHub Action
+        uses: codecov/codecov-action@v3

core/package.json

@@ -267,7 +267,8 @@
     "integ-minikube": "GARDEN_INTEG_TEST_MODE=local GARDEN_SKIP_TESTS=\"remote-only\" yarn _integ",
     "integ-remote": "GARDEN_INTEG_TEST_MODE=remote GARDEN_SKIP_TESTS=local-only yarn _integ",
     "test": "mocha",
-    "test:silly": "GARDEN_LOGGER_TYPE=basic GARDEN_LOG_LEVEL=silly mocha"
+    "test:silly": "GARDEN_LOGGER_TYPE=basic GARDEN_LOG_LEVEL=silly mocha",
+    "coverage": "nyc --reporter lcov mocha"
   },
   "pkg": {
     "scripts": [
@@ -276,4 +277,4 @@
     ]
   },
   "gitHead": "b0647221a4d2ff06952bae58000b104215aed922"
-}
+}

package.json

@@ -51,6 +51,7 @@
     "minimist": "^1.2.6",
     "node-jsonl": "^0.1.0",
     "npm-license-crawler": "^0.2.1",
+    "nyc": "^15.1.0",
     "prettier": "3.0.0",
     "replace-in-file": "^6.0.0",
     "semver": "^7.5.4",
@@ -100,4 +101,4 @@
     "plugins/*",
     "sdk"
   ]
-}
+}