Fix goreleaser config to allow versioned installation and instructions (cnoe-io#539)

Signed-off-by: Pankaj Walke <punkwalker@gmail.com>

Author: punkwalker

.goreleaser.yaml

@@ -1,3 +1,4 @@
+version: 2
 project_name: idpbuilder
 
 before:
@@ -27,7 +28,8 @@ builds:
       - goos: linux
         goarch: '386'
 brews:
-  - name: idpbuilder
+# For non version installations
+  - name: "idpbuilder" 
     homepage: "https://cnoe.io"
     repository:
       owner: cnoe-io
@@ -40,7 +42,22 @@ brews:
     install: |
       bin.install "idpbuilder"
     test: |
-      system "#{bin}/idpbuilder --version"
+      system "#{bin}/idpbuilder version"
+# For versioned and nightly installations
+  - name: "{{ if contains .Tag \"nightly\" }}idpbuilder@nightly{{ else }}idpbuilder@{{ .Major }}.{{ .Minor }}.{{ .Patch }}{{ end }}"
+    homepage: "https://cnoe.io"
+    repository:
+      owner: cnoe-io
+      name: homebrew-tap
+      token: "{{ .Env.HOMEBREW_TOKEN }}"
+    commit_author:
+      name: "CNOEAutomation"
+      email: "noreply@cnoe.io"
+    directory: Formula
+    install: |
+      bin.install "idpbuilder"
+    test: |
+      system "#{bin}/idpbuilder version"
 archives:
   - format: tar.gz
     name_template: >-

README.md

@@ -16,9 +16,26 @@ This can be useful in several ways:
 * Use within CI to perform integration testing.
 * Use as a local development environment for platform engineers.
 
-## Getting Started
+## Installation
+### Using [Homebrew](https://brew.sh)
++ Stable Version
+
+   ```bash
+   brew install cnoe-io/tap/idpbuilder
+   ```
++ Specific Stable Version
+
+   ```bash
+   brew install cnoe-io/tap/idpbuilder@<version>
+   ```
++ Nightly Version
 
-The easiest way to get started is to grab the idpbuilder binary for your platform and run it. You can visit our [nightly releases](https://github.com/cnoe-io/idpbuilder/releases/latest) page to download the version for your system, or run the following commands:
+   ```bash
+   brew install cnoe-io/tap/idpbuilder@nightly
+   ```
+
+### From Releases
+Another way to get started is to grab the idpbuilder binary for your platform and run it. You can visit our [releases](https://github.com/cnoe-io/idpbuilder/releases) page to download the version for your system, or run the following commands:
 
 ```bash
 arch=$(if [[ "$(uname -m)" == "x86_64" ]]; then echo "amd64"; else uname -m; fi)
@@ -37,13 +54,15 @@ curl -vskL -O https://github.com/cnoe-io/idpbuilder/releases/latest/download/idp
 tar xvzf idpbuilder-linux-amd64.tar.gz idpbuilder
 ```
 
+## Getting Started
+
 You can then run idpbuilder with the create argument to spin up your CNOE IDP:
 
 ```bash
 ./idpbuilder create
 ```
 
-For more detailed information, checkout our [documentation website](https://cnoe.io/docs/reference-implementation/idpbuilder) on getting started with idpbuilder.
+For more detailed information, checkout our [documentation](https://cnoe.io/docs/idpbuilder) on getting started with idpbuilder.
 
 ## Community