chore: build and goreleaser updates

.editorconfig

@@ -9,4 +9,4 @@ indent_size = 2
 end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = false
-insert_final_newline = false
+insert_final_newline = false

.envrc

@@ -1,4 +1 @@
-export TUTORIAL_HOME="$PWD"
-export KUBECONFIG="$TUTORIAL_HOME/.kube/config"
-dotenv_if_exists
-source_env_if_exists .envrc.local
+dotenv_if_exists .env 

.gitignore

@@ -2,6 +2,8 @@ dist
 .direnv
 .env*
 !.env.example
-cosign*
 image-refs.txt
-!/bin/*.sh
+cosign.pub
+cosign.key
+.kube
+goreleaser

.goreleaser.yaml

@@ -0,0 +1,35 @@
+project_name: go-hello-world
+before:
+  hooks:
+    - go mod tidy
+builds:
+  - id: go-hello-world
+    asmflags:
+      - all=-trimpath={{.Env.GOPATH}}
+    ldflags:
+      - -s 
+      - -w 
+      - -X main.Version={{.Tag}}
+      - -extldflags "-static"
+    goos:
+      - linux
+      - darwin
+    goarch:
+      - amd64
+      - arm64
+kos:
+  - id: go-hello-world-ko
+    build: go-hello-world
+    bare: true
+    tags:
+    - latest
+    - '{{.Tag}}'
+    platforms:
+    - linux/amd64
+    - linux/arm64
+# since its a demo, setting the release to be draft/pre-release always
+release:
+  mode: append
+  prerelease: auto
+  draft: true
+  replace_existing_draft: true