another build

.github/workflows/main-build.yaml

@@ -0,0 +1,24 @@
+name: main-build
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Setup
+        uses: actions/setup-go@v4
+        with:
+          go-version: '1.21.x'
+      - name: Install dependencies
+        run: go get .
+      - name: Build
+        run: go build -v ./...
+      - name: Test
+        run: |
+          go test -v ./... -covermode=count -coverprofile=coverage.out
+          go tool cover -func=coverage.out -o=coverage.out

readme.md

@@ -3,8 +3,8 @@
 Simple source/sink abstraction around generator functions, channels, mapping, and observing.
 
 ### CI
-[![Go](https://github.com/AndreasChristianson/gopher-pipes/actions/workflows/test.yaml/badge.svg?branch=main&event=push)](https://github.com/AndreasChristianson/gopher-pipes/actions/workflows/test.yaml)
-
+[![coverage badge](https://github.com/AndreasChristianson/gopher-pipes/actions/workflows/coverage-badge.yaml/badge.svg)](https://github.com/AndreasChristianson/gopher-pipes/actions/workflows/coverage-badge.yaml)
+![coverage](https://raw.githubusercontent.com/AndreasChristianson/gopher-pipes/badges/.badges/main/coverage.svg)
 
 todo: