github-actions: for the CI

.github/actions/setup/action.yml

@@ -0,0 +1,21 @@
+---
+name: setup
+description: Common tasks for preparing the environment
+
+runs:
+  using: "composite"
+  steps:
+      - uses: actions/setup-go@v5
+        if: runner.os != 'Windows'
+        with:
+          go-version-file: go.mod
+          cache: true
+      # See https://github.com/actions/setup-go/pull/515
+      - uses: antontroshin/setup-go@bda02de8887c9946189f81e7e59512914aeb9ea4
+        if: runner.os == 'Windows'
+        with:
+          go-version-file: go.mod
+          cache: true
+      - name: install mage
+        run: go install github.com/magefile/mage
+        shell: 'bash'

.github/dependabot.yml

@@ -0,0 +1,18 @@
+---
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directories:
+      - '/'
+      - '/.github/actions/*'
+    schedule:
+      interval: "weekly"
+      day: "sunday"
+      time: "22:00"
+    reviewers:
+      - "elastic/observablt-ci"
+      - "elastic/observablt-ci-contractors"
+    groups:
+      github-actions:
+        patterns:
+          - "*"

.github/workflows/ci.yml

@@ -0,0 +1,48 @@
+name: ci
+
+on:
+  push:
+  pull_request:
+  merge_group:
+
+# limit the access of the generated GITHUB_TOKEN
+permissions:
+  contents: read
+
+jobs:
+
+  lint:
+    strategy:
+      matrix:
+        os: ['ubuntu-latest', 'windows-latest']
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./.github/actions/setup
+      - run: |
+          mage -debug check
+          go vet ./...
+
+  update:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./.github/actions/setup
+      - name: install protoc
+        run: |
+          curl -sSfL -o protoc.zip https://github.com/protocolbuffers/protobuf/releases/download/v3.19.4/protoc-3.19.4-linux-x86_64.zip
+          mkdir -p $GITHUB_WORKSPACE/.protoc
+          unzip -o protoc.zip -d $GITHUB_WORKSPACE/.protoc
+          echo "$GITHUB_WORKSPACE/.protoc/bin" >> $GITHUB_PATH
+
+      - run: mage -debug update
+
+  test:
+    strategy:
+      matrix:
+        os: ['ubuntu-latest', 'windows-latest']
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./.github/actions/setup
+      - run: go test -v -race ./...

pkg/client/chunk/expected_test.go

@@ -6,6 +6,7 @@ package chunk
 
 import (
 	"fmt"
+	"runtime"
 	"slices"
 	"strings"
 	"testing"
@@ -254,6 +255,9 @@ func TestExpected(t *testing.T) {
 }
 
 func TestRecvExpected_Timestamp_Restart(t *testing.T) {
+	if runtime.GOOS == "windows" {
+		t.Skip("Skipping test on Windows for now. See https://github.com/elastic/elastic-agent-client/issues/120#issuecomment-2757564351")
+	}
 	firstTimestamp := time.Now()
 	first := &proto.CheckinExpected{
 		FeaturesIdx:  2,

pkg/client/chunk/observed_test.go

@@ -6,6 +6,7 @@ package chunk
 
 import (
 	"fmt"
+	"runtime"
 	"slices"
 	"strings"
 	"testing"
@@ -260,6 +261,9 @@ func TestObserved(t *testing.T) {
 }
 
 func TestRecvObserved_Timestamp_Restart(t *testing.T) {
+	if runtime.GOOS == "windows" {
+		t.Skip("Skipping test on Windows for now. See https://github.com/elastic/elastic-agent-client/issues/120#issuecomment-2757564351")
+	}
 	firstTimestamp := time.Now()
 	first := &proto.CheckinObserved{
 		Token:        "token",