Added files required to create release using goreleaser

Author: keshavy1894

.goreleaser.yml

@@ -0,0 +1,67 @@
+# Visit https://goreleaser.com for documentation on how to customize this
+# behavior.
+before:
+  hooks:
+    # this is just an example and not a requirement for provider building/publishing
+    - go mod tidy
+builds:
+  - env:
+      # goreleaser does not work with CGO, it could also complicate
+      # usage by users in CI/CD systems like Terraform Cloud where
+      # they are unable to install libraries.
+      - CGO_ENABLED=0
+    mod_timestamp: '{{ .CommitTimestamp }}'
+    flags:
+      - -trimpath
+    ldflags:
+      - '-s -w -X main.version={{.Version}} -X main.commit={{.Commit}}'
+    goos:
+      - freebsd
+      - windows
+      - linux
+      - darwin
+    goarch:
+      - amd64
+      - '386'
+      - arm
+      - arm64
+    ignore:
+      - goos: darwin
+        goarch: '386'
+    binary: '{{ .ProjectName }}_v{{ .Version }}'
+archives:
+  - format: zip
+    name_template: '{{ .ProjectName }}_{{ .Version }}_{{ .Os }}_{{ .Arch }}'
+checksum:
+  extra_files:
+    - glob: 'terraform-registry-manifest.json'
+      name_template: '{{ .ProjectName }}_{{ .Version }}_manifest.json'
+  name_template: '{{ .ProjectName }}_{{ .Version }}_SHA256SUMS'
+  algorithm: sha256
+signs:
+  - artifacts: checksum
+    args:
+      # if you are using this in a GitHub action or some other automated pipeline, you
+      # need to pass the batch flag to indicate its not interactive.
+      - "--batch"
+      - "--local-user"
+      - "{{ .Env.GPG_FINGERPRINT }}" # set this environment variable for your signing key
+      - "--passphrase"
+      - "{{ .Env.GPG_PASSPHRASE }}" #set this environment variable for your signing key
+      - "--output"
+      - "${signature}"
+      - "--detach-sign"
+      - "${artifact}"
+release:
+  github:
+    owner: oracle
+    name: terraform-provider-oci
+  extra_files:
+    - glob: 'terraform-registry-manifest.json'
+      name_template: '{{ .ProjectName }}_{{ .Version }}_manifest.json'
+  # If you want to manually examine the release before its live, uncomment this line:
+  # draft: true
+changelog:
+  skip: true
+
+project_name: terraform-provider-oci

terraform-registry-manifest.json

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+{
+  "version": 1,
+  "metadata": {
+    "protocol_versions": ["5.0"]
+  }
+}