feat: log cartesi-rollups-node version on startup

.github/workflows/build.yml

@@ -147,6 +147,7 @@ jobs:
             ${{ steps.docker_meta.outputs.bake-file }}
             ./docker-bake.platforms.hcl
           targets: rollups-node
+          set: rollups-node.args.ROLLUPS_NODE_VERSION=${{ steps.docker_meta.outputs.version }}
           push: true
           project: ${{ vars.DEPOT_PROJECT }}
           workdir: build

build/Dockerfile

@@ -17,6 +17,7 @@ ARG ROOTFS_VERSION
 ARG LINUX_VERSION
 ARG LINUX_KERNEL_VERSION
 ARG ROM_VERSION
+ARG ROLLUPS_NODE_VERSION
 
 # Build directories.
 ARG SNAPSHOT_BUILD_PATH=/build/snapshot
@@ -280,6 +281,7 @@ RUN cargo build --release
 # First it downloads the external dependencies and then it builds the binaries.
 FROM golang:${GO_VERSION}-bookworm as go-builder
 ARG GO_BUILD_PATH
+ARG ROLLUPS_NODE_VERSION
 WORKDIR ${GO_BUILD_PATH}
 
 # Download external dependencies.
@@ -289,7 +291,7 @@ RUN go mod download
 
 # Build application.
 COPY . .
-RUN go build -ldflags "-s -w" ./cmd/cartesi-rollups-node
+RUN go build -ldflags "-s -w -X 'main.buildVersion=${ROLLUPS_NODE_VERSION}'" ./cmd/cartesi-rollups-node
 
 # STAGE: server-manager
 #

build/docker-bake.hcl

@@ -33,6 +33,9 @@ target "common" {
 target "rollups-node" {
   inherits = ["common"]
   target   = "rollups-node"
+  args       = {
+    ROLLUPS_NODE_VERSION      = "devel"
+  }
 }
 
 target "rollups-node-snapshot" {

cmd/cartesi-rollups-node/main.go

@@ -17,6 +17,12 @@ import (
 	"github.com/mattn/go-isatty"
 )
 
+var (
+	// Should be overridden during the final release build with ldflags
+	// to contain the actual version number
+	buildVersion = "devel"
+)
+
 func main() {
 	startTime := time.Now()
 
@@ -34,7 +40,7 @@ func main() {
 	handler := tint.NewHandler(os.Stdout, opts)
 	logger := slog.New(handler)
 	slog.SetDefault(logger)
-	slog.Info("Starting the Cartesi Rollups Node", "config", config)
+	slog.Info("Starting the Cartesi Rollups Node", "version", buildVersion, "config", config)
 
 	// create the node supervisor
 	supervisor, err := node.Setup(ctx, config)