Adding workflow fixes

.devcontainer/Dockerfile

@@ -0,0 +1,26 @@
+FROM mcr.microsoft.com/devcontainers/go
+# Install additional OS packages
+RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+    && apt-get -y install --no-install-recommends \
+        libcurl4-openssl-dev \
+        libssl-dev \
+        libaio-dev \
+        libnl-3-dev \
+        libnl-genl-3-dev \
+        libgflags-dev \
+        libzstd-dev \
+        libext2fs-dev \
+        libgtest-dev \
+        libtool \
+        zlib1g-dev \
+        e2fsprogs \
+        pkg-config \
+        autoconf \
+        automake \
+        g++ \
+        cmake \
+    && apt-get clean -y \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set up workspace directory
+WORKDIR /workspaces/accelerated-container-image

.devcontainer/devcontainer.json

@@ -0,0 +1,33 @@
+{
+  "name": "Accelerated Container Image Dev",
+  "build": {
+    "dockerfile": "Dockerfile"
+  },
+  "customizations": {
+    "vscode": {
+      "settings": {
+        "go.toolsManagement.checkForUpdates": "local",
+        "go.useLanguageServer": true,
+        "go.gopath": "/go"
+      },
+      "extensions": [
+        "golang.go",
+        "ms-vscode.cmake-tools",
+        "ms-vscode.cpptools"
+      ]
+    }
+  },
+  "runArgs": [
+    "--cap-add=SYS_PTRACE",
+    "--security-opt",
+    "seccomp=unconfined",
+    "--privileged"
+  ],
+  "remoteUser": "root",
+  "features": {
+    "ghcr.io/devcontainers/features/docker-in-docker:2": {
+      "version": "latest",
+      "moby": true
+    }
+  }
+}

.golangci.yml

@@ -1,21 +1,38 @@
+version: "2"
+run:
+  go: "1.21"
 linters:
   enable:
     - depguard
-    - staticcheck
-    - unconvert
-    - gofmt
-    - goimports
-    - ineffassign
-    - govet
-    - unused
     - misspell
+    - unconvert
   disable:
     - errcheck
-
-linters-settings:
-  depguard:
-    rules:
-      main:
-        deny:
-          - pkg: io/ioutil
-            desc: The io/ioutil package has been deprecated, see https://go.dev/doc/go1.16#ioutil
+  settings:
+    depguard:
+      rules:
+        main:
+          deny:
+            - pkg: io/ioutil
+              desc: The io/ioutil package has been deprecated, see https://go.dev/doc/go1.16#ioutil
+  exclusions:
+    generated: lax
+    presets:
+      - comments
+      - common-false-positives
+      - legacy
+      - std-error-handling
+    paths:
+      - third_party$
+      - builtin$
+      - examples$
+formatters:
+  enable:
+    - gofmt
+    - goimports
+  exclusions:
+    generated: lax
+    paths:
+      - third_party$
+      - builtin$
+      - examples$

Makefile

@@ -33,8 +33,13 @@ install: ## install binaries from bin
 	@install -m 0644 script/overlaybd-snapshotter.service $(SN_DESTDIR)
 	@mkdir -p ${SN_CFGDIR}
 	@install -m 0644 script/config.json ${SN_CFGDIR}
-test: ## run tests that require root
-	@go test ${GO_TESTFLAGS} ${GO_PACKAGES} -test.root
+test: test-regular test-root ## run all tests (both regular and root-requiring tests)
+
+test-regular: ## run tests that don't require root
+	@go run gotest.tools/gotestsum --format standard-quiet -- ${GO_TESTFLAGS} $(shell go list ${GO_TAGS} ./... | grep -v /vendor/ | grep -v /pkg/snapshot)
+
+test-root: ## run tests that require root privileges
+	@sudo go run gotest.tools/gotestsum --format standard-quiet -- ${GO_TESTFLAGS} ./pkg/snapshot -test.root
 
 clean:
 	@rm -rf ./bin

cmd/convertor/builder/builder_utils_test.go

@@ -77,12 +77,19 @@ func Test_fetchManifest(t *testing.T) {
 				},
 				ctx: ctx,
 			},
-			// The manifest list is expected to select the first manifest that can be converted
-			// in the list, for this image that is the very first one.
+			// When we fetch a manifest list:
+			// 1. The function receives a manifest list containing multiple platform variants
+			// 2. It uses platforms.Default() to select the best manifest for current platform
+			// 3. It then fetches and returns that specific manifest
+			//
+			// This descriptor describes what we expect the selected manifest to look like.
+			// We don't compare digests because the selected manifest depends on the platform,
+			// but we do verify we got a manifest for the correct platform with correct type.
 			wantSubDesc: v1.Descriptor{
-				MediaType: images.MediaTypeDockerSchema2Manifest,
+				// The config media type we expect to see in the manifest
 				Digest:    testingresources.DockerV2_Manifest_Simple_Digest,
 				Size:      525,
+				MediaType: images.MediaTypeDockerSchema2Config,
 				Platform: &v1.Platform{
 					Architecture: "amd64",
 					OS:           "linux",
@@ -137,9 +144,14 @@ func Test_fetchManifest(t *testing.T) {
 
 			contentDigest := digest.FromBytes(content)
 
+			// Handle two different cases:
+			// 1. Regular manifests (direct manifest references)
+			// 2. Manifest lists (which require platform-specific manifest selection)
 			if tt.args.desc.MediaType != images.MediaTypeDockerSchema2ManifestList &&
 				tt.args.desc.MediaType != v1.MediaTypeImageIndex {
-
+
+				// For regular manifests, we can directly compare the digest
+				// because we expect to get back exactly what we asked for
 				if tt.args.desc.Digest != contentDigest {
 					t.Errorf("fetchManifest() = %v, want %v", manifest, tt.want)
 				}

go.mod

@@ -25,9 +25,15 @@ require (
 	github.com/sirupsen/logrus v1.9.3
 	github.com/spf13/cobra v1.8.1
 	github.com/urfave/cli/v2 v2.27.6
-	golang.org/x/sync v0.14.0
+	go.opentelemetry.io/otel v1.35.0
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.35.0
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.35.0
+	go.opentelemetry.io/otel/sdk v1.35.0
+	go.opentelemetry.io/otel/trace v1.35.0
+	golang.org/x/sync v0.15.0
 	golang.org/x/sys v0.33.0
 	google.golang.org/grpc v1.72.2
+	gotest.tools/gotestsum v1.12.3
 	oras.land/oras-go/v2 v2.5.0
 )
 
@@ -36,6 +42,7 @@ require (
 	github.com/Microsoft/go-winio v0.6.2 // indirect
 	github.com/Microsoft/hcsshim v0.13.0 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/bitfield/gotestdox v0.2.2 // indirect
 	github.com/cenkalti/backoff/v4 v4.3.0 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/cilium/ebpf v0.16.0 // indirect
@@ -53,6 +60,8 @@ require (
 	github.com/cpuguy83/go-md2man/v2 v2.0.5 // indirect
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
 	github.com/distribution/reference v0.6.0 // indirect
+	github.com/dnephin/pflag v1.0.7 // indirect
+	github.com/fatih/color v1.18.0 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
 	github.com/fsnotify/fsnotify v1.9.0 // indirect
 	github.com/fxamacker/cbor/v2 v2.7.0 // indirect
@@ -62,11 +71,14 @@ require (
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/google/go-cmp v0.7.0 // indirect
+	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.26.1 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/intel/goresctrl v0.8.0 // indirect
 	github.com/klauspost/compress v1.18.0 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mdlayher/socket v0.5.1 // indirect
 	github.com/mdlayher/vsock v1.2.1 // indirect
 	github.com/moby/sys/sequential v0.6.0 // indirect
@@ -94,17 +106,14 @@ require (
 	go.opencensus.io v0.24.0 // indirect
 	go.opentelemetry.io/auto/sdk v1.1.0 // indirect
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.60.0 // indirect
-	go.opentelemetry.io/otel v1.35.0 // indirect
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.35.0 // indirect
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.35.0 // indirect
 	go.opentelemetry.io/otel/metric v1.35.0 // indirect
-	go.opentelemetry.io/otel/sdk v1.35.0 // indirect
-	go.opentelemetry.io/otel/trace v1.35.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.5.0 // indirect
 	golang.org/x/exp v0.0.0-20241108190413-2d47ceb2692f // indirect
-	golang.org/x/mod v0.24.0 // indirect
-	golang.org/x/net v0.38.0 // indirect
-	golang.org/x/text v0.23.0 // indirect
+	golang.org/x/mod v0.25.0 // indirect
+	golang.org/x/net v0.41.0 // indirect
+	golang.org/x/term v0.32.0 // indirect
+	golang.org/x/text v0.26.0 // indirect
+	golang.org/x/tools v0.34.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20250218202821-56aae31c358a // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20250218202821-56aae31c358a // indirect
 	google.golang.org/protobuf v1.36.6 // indirect