diff --git a/.github/workflows/autoapprove.yml b/.github/workflows/autoapprove.yml
index ebe28c91..6491ae95 100644
--- a/.github/workflows/autoapprove.yml
+++ b/.github/workflows/autoapprove.yml
@@ -3,6 +3,10 @@ name: "autoapprove"
 on:
   pull_request_target:
     types: [assigned, opened, synchronize, reopened]
+  workflow_run:
+    workflows: ["prbuild"]
+    types:
+      - completed
 
 permissions:
   pull-requests: write
@@ -17,4 +21,4 @@ jobs:
         if: github.actor == 'vtolstov' || github.actor == 'dependabot[bot]'
         id: approve
         with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
\ No newline at end of file
+          github-token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
new file mode 100644
index 00000000..efdd3379
--- /dev/null
+++ b/.github/workflows/codecov.yml
@@ -0,0 +1,39 @@
+name: "codecov"
+
+on:
+  workflow_run:
+    workflows: ["build"]
+    types:
+      - completed
+  push:
+    branches: [ v3 ]
+  pull_request:
+    branches: [ v3 ]
+  schedule:
+    - cron: '34 1 * * 0'
+
+jobs:
+  codecov:
+    name: codecov
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ 'go' ]
+
+    steps:
+    - name: checkout
+      uses: actions/checkout@v3
+    - name: setup
+      uses: actions/setup-go@v2
+      with:
+        go-version: 1.17
+    - name: Run coverage
+      run: go test -v -race -coverprofile=coverage.out -covermode=atomic
+    - name: Codecov
+      uses: codecov/codecov-action@v3.0.0