diff --git a/.github/workflows/test.yml b/.github/workflows/ci.yml
similarity index 56%
rename from .github/workflows/test.yml
rename to .github/workflows/ci.yml
index 31b4859..501b2b4 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/ci.yml
@@ -1,4 +1,4 @@
-name: Test
+name: CI
 
 on:
   push:
@@ -12,7 +12,7 @@ permissions:
   contents: read
 
 jobs:
-  test:
+  ci:
     runs-on: ubuntu-latest
     services:
       dind:
@@ -31,4 +31,13 @@ jobs:
       - uses: golangci/golangci-lint-action@v3
         with:
           version: v1.54
-      - run: go test -race -coverprofile=coverage.txt -covermode=atomic ./...
+      - name: Gitea 1.20 & Woodpecker 1.0
+        run: go test -race -coverprofile=coverage.txt -covermode=atomic ./...
+        env:
+          GITEA_IMAGE: gitea/gitea:1.20
+          WOODPECKER_IMAGE: woodpeckerci/woodpecker-server:v1.0
+      - name: Forgejo 1.20 & Woodpecker 1.0
+        run: go test -race -coverprofile=coverage.txt -covermode=atomic ./...
+        env:
+          GITEA_IMAGE: codeberg.org/forgejo/forgejo:1.20
+          WOODPECKER_IMAGE: woodpeckerci/woodpecker-server:v1.0
diff --git a/internal/internal_test.go b/internal/internal_test.go
index f0b7045..00e1ebc 100644
--- a/internal/internal_test.go
+++ b/internal/internal_test.go
@@ -26,8 +26,6 @@ import (
 	"golang.org/x/oauth2"
 )
 
-const resourceExpInSec = 120
-
 var (
 	giteaClient      *gitea.Client
 	woodpeckerClient woodpecker.Client
@@ -55,13 +53,13 @@ func TestMain(m *testing.M) {
 		_ = resourceWoodpecker.Close()
 	})
 
+	woodpeckerClient = newWoodpeckerClient(resourceWoodpecker.httpURL, resourceWoodpecker.token)
+
 	// set required envs
 	_ = os.Setenv("TF_ACC", "1")
 	_ = os.Setenv("WOODPECKER_SERVER", resourceWoodpecker.httpURL.String())
 	_ = os.Setenv("WOODPECKER_TOKEN", resourceWoodpecker.token)
 
-	woodpeckerClient = newWoodpeckerClient(resourceWoodpecker.httpURL, resourceWoodpecker.token)
-
 	code := m.Run()
 
 	// LIFO
@@ -94,6 +92,8 @@ func newDockerNetwork(pool *dockertest.Pool) *dockertest.Network {
 	return network
 }
 
+const giteaContainerExpInSec = 120
+
 type giteaResource struct {
 	docker         *dockertest.Resource
 	httpURL        *urlpkg.URL
@@ -102,9 +102,10 @@ type giteaResource struct {
 }
 
 func runGitea(pool *dockertest.Pool, network *dockertest.Network) giteaResource {
+	repo, tag := getGiteaRepoTag()
 	gitea, err := pool.RunWithOptions(&dockertest.RunOptions{
-		Repository: "gitea/gitea",
-		Tag:        "1.20",
+		Repository: repo,
+		Tag:        tag,
 		Networks:   []*dockertest.Network{network},
 		Env: []string{
 			"GITEA__security__INSTALL_LOCK=true",
@@ -119,7 +120,7 @@ func runGitea(pool *dockertest.Pool, network *dockertest.Network) giteaResource
 		log.Fatalf("couldn't run gitea: %s", err)
 	}
 
-	if err = gitea.Expire(resourceExpInSec); err != nil {
+	if err = gitea.Expire(giteaContainerExpInSec); err != nil {
 		log.Fatal(err)
 	}
 
@@ -171,6 +172,16 @@ func (r giteaResource) Close() error {
 	return r.docker.Close()
 }
 
+const defaultGiteaImage = "gitea/gitea:1.20"
+
+func getGiteaRepoTag() (string, string) {
+	val := os.Getenv("GITEA_IMAGE")
+	if val == "" {
+		val = defaultGiteaImage
+	}
+	return docker.ParseRepositoryTag(val)
+}
+
 func createGiteaUser(pool *dockertest.Pool, gitea *dockertest.Resource) *urlpkg.Userinfo {
 	username := strings.ReplaceAll(uuid.NewString(), "-", "")
 	password := uuid.NewString()
@@ -224,6 +235,8 @@ type woodpeckerResource struct {
 	token   string
 }
 
+const woodpeckerContainerExpInSec = 120
+
 func runWoodpecker(
 	pool *dockertest.Pool,
 	network *dockertest.Network,
@@ -245,9 +258,10 @@ func runWoodpecker(
 		log.Fatalln("couldn't create oauth2 app:", err)
 	}
 
+	repo, tag := getWoodpeckerRepoTag()
 	woodpecker, err := pool.RunWithOptions(&dockertest.RunOptions{
-		Repository: "woodpeckerci/woodpecker-server",
-		Tag:        "v1.0.2",
+		Repository: repo,
+		Tag:        tag,
 		Networks:   []*dockertest.Network{network},
 		PortBindings: map[docker.Port][]docker.PortBinding{
 			"8000/tcp": {
@@ -281,7 +295,7 @@ func runWoodpecker(
 		log.Fatalf("couldn't run woodpecker: %s", err)
 	}
 
-	if err = woodpecker.Expire(resourceExpInSec); err != nil {
+	if err = woodpecker.Expire(woodpeckerContainerExpInSec); err != nil {
 		log.Fatal(err)
 	}
 
@@ -324,6 +338,16 @@ func (r woodpeckerResource) Close() error {
 	return r.docker.Close()
 }
 
+const defaultWoodpeckerImage = "woodpeckerci/woodpecker-server:v1.0.2"
+
+func getWoodpeckerRepoTag() (string, string) {
+	val := os.Getenv("WOODPECKER_IMAGE")
+	if val == "" {
+		val = defaultWoodpeckerImage
+	}
+	return docker.ParseRepositoryTag(val)
+}
+
 type woodpeckerTokenProvider struct {
 	client        *http.Client
 	oauthApp      *gitea.Oauth2
@@ -444,7 +468,9 @@ func (p woodpeckerTokenProvider) do(req *http.Request) *http.Response {
 		log.Fatalf("request to %s failed: %s", req.URL.String(), err)
 	}
 	if resp.StatusCode/100 != 2 { // accept only 2XX requests
-		log.Fatalf("request to %s failed", req.URL.String())
+		b, _ := io.ReadAll(resp.Body)
+		_ = resp.Body.Close()
+		log.Fatalf("request to %s failed (status code = %d): %s", req.URL.String(), resp.StatusCode, b)
 	}
 
 	return resp
@@ -461,7 +487,7 @@ func (p woodpeckerTokenProvider) getCSRFTokenFromCookies(cookies []*http.Cookie)
 
 func (p woodpeckerTokenProvider) readCSRFTokenFromWoodpeckerWebConfig(r io.Reader) string {
 	defer func() {
-		// discard the remaining bytes
+		// discard remaining bytes
 		_, _ = io.Copy(io.Discard, r)
 	}()
 
diff --git a/internal/provider.go b/internal/provider.go
index c1925ab..7d1b0cd 100644
--- a/internal/provider.go
+++ b/internal/provider.go
@@ -64,12 +64,12 @@ func (p *woodpeckerProvider) Resources(_ context.Context) []func() resource.Reso
 }
 
 func (p *woodpeckerProvider) Configure(ctx context.Context, req provider.ConfigureRequest, resp *provider.ConfigureResponse) {
-	cfg := p.createProviderConfiguration(ctx, req, resp)
+	cfg := newProviderConfig(ctx, req, resp)
 	if resp.Diagnostics.HasError() {
 		return
 	}
 
-	p.client = p.createClient(ctx, cfg, resp)
+	p.client = newClient(ctx, cfg, resp)
 
 	resp.DataSourceData = p.client
 	resp.ResourceData = p.client
@@ -80,7 +80,7 @@ type providerConfig struct {
 	Token  types.String `tfsdk:"token"`
 }
 
-func (p *woodpeckerProvider) createProviderConfiguration(
+func newProviderConfig(
 	ctx context.Context,
 	req provider.ConfigureRequest,
 	resp *provider.ConfigureResponse,
@@ -120,7 +120,7 @@ func (p *woodpeckerProvider) createProviderConfiguration(
 	return config
 }
 
-func (p *woodpeckerProvider) createClient(
+func newClient(
 	ctx context.Context,
 	config providerConfig,
 	resp *provider.ConfigureResponse,
diff --git a/internal/provider_test.go b/internal/provider_test.go
index f348cdd..291b105 100644
--- a/internal/provider_test.go
+++ b/internal/provider_test.go
@@ -9,12 +9,10 @@ import (
 	"github.com/hashicorp/terraform-plugin-go/tfprotov6"
 )
 
-//nolint:unused
 var testAccProtoV6ProviderFactories = map[string]func() (tfprotov6.ProviderServer, error){
 	"woodpecker": providerserver.NewProtocol6WithError(internal.NewProvider("test")()),
 }
 
-//nolint:unused
 func testAccPreCheck(t *testing.T) {
 	t.Helper()