Upload code coverage of unit tests to codecov (#6321)

Code coverage is not being tracked for unittests, Tracking code coverage is important as it give insights on where to test and what to test

This PR updates unit tests workflow to create coverage reports and upload the same to codecov using codecov github action

Fixes #6289

Signed-off-by: Akshit Grover <akshit.grover2016@gmail.com>

.github/workflows/unit_tests.yml

@@ -7,7 +7,7 @@ on:
     - '**/*.md'
     branches:
     - main
-permissions: 
+permissions:
   contents: read
 jobs:
   go_unit_tests:
@@ -23,7 +23,12 @@ jobs:
       run: |
         go get gotest.tools/gotestsum@v0.4.2
         # TODO: validate bin/protoc-go.sh does not dirty the repo
-        gotestsum -- -cover -race -v -mod=readonly ./...
+        gotestsum -- -cover -coverprofile=coverage.out -race -v -mod=readonly ./...
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@29386c70ef20e286228c72b668a06fd0e8399192
+      with:
+        files: ./coverage.out
+        flags: unittests,golang
   js_unit_tests:
     name: JS unit tests
     timeout-minutes: 30
@@ -40,4 +45,9 @@ jobs:
         export PATH="$HOME/.yarn/bin:$PATH"
         export NODE_ENV=test
         bin/web --frozen-lockfile
-        bin/web test --reporters="jest-dot-reporter" --reporters="./gh_ann_reporter.js"
+        bin/web test --reporters="jest-dot-reporter" --reporters="./gh_ann_reporter.js" --coverage
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@29386c70ef20e286228c72b668a06fd0e8399192
+      with:
+        directory: ./web/app/coverage
+        flags: unittests,javascript

.gitignore

@@ -17,3 +17,4 @@ vendor
 **/charts/**/charts
 package-lock.json
 .vscode
+**/coverage*