packer.io (#2731)

* Add package.yml

* Add a test

* Remove config file

* Update package.yml

projects/packer.io/package.yml

@@ -0,0 +1,33 @@
+distributable:
+  url: https://github.com/hashicorp/packer/archive/refs/tags/v{{version}}.tar.gz
+  strip-components: 1
+
+versions:
+  github: hashicorp/packer/tags 
+  strip: /^v/
+    
+provides:
+  - bin/packer
+
+build:
+  script: |
+    go mod download
+    go build -v -ldflags="$LDFLAGS" -o my_packer
+    mkdir -p "{{ prefix }}"/bin
+    # move and rename back to packer
+    mv my_packer "{{ prefix }}"/bin/packer
+  dependencies:
+    go.dev: ^1.18
+  env:
+    GO111MODULE: on
+    LDFLAGS:
+      [-s, -w, "-X=main.Version={{version}}"]
+    linux:
+      # or segmentation fault
+      # fix found here https://github.com/docker-library/golang/issues/402#issuecomment-982204575
+      LDFLAGS:
+      - -buildmode=pie
+
+test:
+  script: |
+    test "$(packer --version)" = {{version}}