ci: workflow for running golangci-lint (#4)

.github/workflows/golangci-lint.yaml

@@ -0,0 +1,19 @@
+name: GolangCI-Lint
+on:
+  pull_request:
+  push:
+    branches:
+      - "master"
+
+jobs:
+  lint:
+    name: GolangCI-Lint
+    runs-on: ubuntu-22.04
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: golangci/golangci-lint-action@v3
+        with:
+          # https://github.com/golangci/golangci-lint/releases/tag/v1.55.2
+          version: v1.55.2

.golangci.yaml

@@ -0,0 +1,25 @@
+issues:
+  exclude-use-default: false
+
+linters:
+  enable-all: true
+  disable:
+    # Linters that are deprecated.
+    - deadcode
+    - exhaustivestruct
+    - golint
+    - ifshort
+    - interfacer
+    - maligned
+    - nosnakecase
+    - scopelint
+    - structcheck
+    - varcheck
+
+linters-settings:
+  goheader:
+    template: |-
+      Copyright Josh Komoroske. All rights reserved.
+      Use of this source code is governed by the MIT license,
+      a copy of which can be found in the LICENSE.txt file.
+      SPDX-License-Identifier: MIT