feat: Converting to semantic versioning and add .devcontainer.

.devcontainer/devcontainer.json

@@ -0,0 +1,42 @@
+{
+  "name": "GitHub Codespaces (Default)",
+  "build": {
+    "dockerfile": "Dockerfile"
+  },
+  "settings": {
+    "go.toolsManagement.checkForUpdates": "local",
+    "go.useLanguageServer": true,
+    "go.gopath": "/go",
+    "go.goroot": "/usr/local/go",
+    "go.linting.enabled": true,
+    "lldb.executable": "/usr/bin/lldb",
+    "files.watcherExclude": {
+    "**/target/**": true
+    }
+  },
+  "remoteUser": "codespace",
+  "overrideCommand": false,
+  "mounts": ["source=codespaces-linux-var-lib-docker,target=/var/lib/docker,type=volume"],
+  "runArgs": [
+    "--cap-add=SYS_PTRACE",
+    "--security-opt",
+    "seccomp=unconfined",
+    "--privileged",
+    "--init"
+  ],
+	
+  // Add the IDs of extensions you want installed when the container is created.
+  "extensions": [
+	"GitHub.vscode-pull-request-github",
+	"golang.go",
+	"hashicorp.terraform",
+	"wholroyd.hcl",
+	"github.copilot"
+  ],
+	
+  // Use 'forwardPorts' to make a list of ports inside the container available locally.
+  // "forwardPorts": [],
+
+  // "oryx build" will automatically install your dependencies and attempt to build your project
+  // "postCreateCommand": "oryx build -p virtualenv_name=.venv --log-file /tmp/oryx-build.log --manifest-dir /tmp || echo 'Could not auto-build. Skipping.'"
+}

.drone.yml

@@ -50,10 +50,10 @@ steps:
       - trivy fs --exit-code 0 --severity UNKNOWN,LOW,MEDIUM .
 
       # Perform code security check of higher level vulnerabilities. This can break the build.
-      # - trivy fs --skip-update --exit-code 1 --severity CRITICAL,HIGH .
+      - trivy fs --skip-update --exit-code 1 --severity CRITICAL,HIGH .
 
       # Build new container image.
-      # - docker buildx build --push --platform linux/amd64 --progress plain -t ${DRONE_REPO}:${DRONE_COMMIT} -f docker/Dockerfile .
+      # - docker buildx build --push --platform linux/amd64 --progress plain --build-arg SEMVER="${DRONE_SEMVER:0.0.3}" -t ${DRONE_REPO}:${DRONE_COMMIT} -f docker/Dockerfile .
 
       # Perform image security check of lower level vulnerabilities. This will not break the build, we just want this information, just in case.
       # - trivy image --skip-update --exit-code 0 --severity UNKNOWN,LOW,MEDIUM,HIGH ${DRONE_REPO}:${DRONE_COMMIT}

docker/Dockerfile

@@ -1,4 +1,6 @@
-FROM golang:1.17-alpine3.14 as builder
+# FROM golang:1.17-alpine3.14 as builder
+FROM dragonheim/golang:1.17.0 as builder
+ARG SEMVER
 
 WORKDIR /gagent
 COPY . .
@@ -8,13 +10,15 @@ ARG GOOS=${GOOS:-linux}
 ARG CGO_ENABLED=1
 
 RUN apk add --no-cache zeromq-dev build-base git
-RUN go build -o /gagent/bin/gagent gagent/main.go
+RUN go build -o /gagent/bin/gagent -ldflags "-X main.semVER=${SEMVER}" gagent/main.go
 RUN strip /gagent/bin/gagent
 
 FROM alpine:3.14
+ARG vernum
 LABEL Name="G'Agent"
 LABEL Maintainer="jwells@dragonheim.net"
 LABEL License="MIT License"
+LABEL version="${SEMVER}"
 RUN apk add --no-cache zeromq && mkdir -p -m 0700 /etc/gagent
  
 COPY --from=builder /gagent/examples/gagent.hcl /etc/gagent/gagent.hcl
@@ -25,3 +29,5 @@ EXPOSE 35570/tcp 35571/tcp 35572/tcp
 VOLUME /etc/gagent
 
 CMD ["/usr/bin/gagent"]
+
+HEALTHCHECK NONE

gagent/main.go

@@ -20,7 +20,9 @@ import (
 	cty "github.com/zclconf/go-cty/cty"
 )
 
-const versionNum = "0.0.1"
+var (
+  semVER = "0.0.2"
+)
 
 var exitCodes = struct {
 	m map[string]int
@@ -106,15 +108,15 @@ func main() {
 	usage += "\n"
 
 	usage += "Arguments: \n"
-	usage += "  client   -- Start as a G'Agent client \n"
-	usage += "  router   -- Start as a G'Agent router \n"
-	usage += "  worker   -- Start as a G'Agent worker \n"
-	usage += "  setup    -- Write initial configuration file \n"
+	usage += "  client            -- Start as a G'Agent client \n"
+	usage += "  router            -- Start as a G'Agent router \n"
+	usage += "  worker            -- Start as a G'Agent worker \n"
+	usage += "  setup             -- Write initial configuration file \n"
 	usage += "\n"
 
 	usage += "Options:\n"
-	usage += "  -h --help         -- Show this help screen \n"
-	usage += "  --version         -- Show version \n"
+	usage += "  -h --help         -- Show this help screen and exit \n"
+	usage += "  --version         -- Show version and exit \n"
 	usage += "  --config=<config> -- [default: /etc/gagent/gagent.hcl] \n"
 	usage += "  --agent=<file>    -- filename of the agent to be uploaded to the G'Agent network \n"
 
@@ -122,7 +124,7 @@ func main() {
 	 * Consume the usage variable and the command line arguments to create a
 	 * dictionary / map.
 	 */
-	opts, _ := docopt.ParseArgs(usage, nil, versionNum)
+	opts, _ := docopt.ParseArgs(usage, nil, semVER)
 	log.Printf("[DEBUG] Arguments are %v\n", opts)
 
 	if opts["--config"] != nil {