Add GitHub Actions Workflows + Renovate configuration

Via oapi-codegen/runtime@98a1845.

Author: jamietanna

.github/workflows/ci.yml

@@ -0,0 +1,17 @@
+name: Build project
+on: [ push, pull_request ]
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out source code
+        uses: actions/checkout@v3
+
+      - name: Set up Go
+        uses: actions/setup-go@v3
+        with:
+          go-version-file: 'go.mod'
+
+      - name: Test
+        run: make test

.github/workflows/generate.yml

@@ -0,0 +1,20 @@
+name: Ensure generated files are up-to-date
+on: [ push, pull_request ]
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out source code
+        uses: actions/checkout@v3
+
+      - name: Set up Go
+        uses: actions/setup-go@v3
+        with:
+          go-version-file: 'go.mod'
+
+      - name: Run `make generate`
+        run: make generate
+
+      - name: Check for no untracked files
+        run: git status && git diff-index --quiet HEAD --

.github/workflows/lint.yml

@@ -0,0 +1,17 @@
+name: Lint project
+on: [push, pull_request]
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out source code
+        uses: actions/checkout@v3
+
+      - name: Set up Go
+        uses: actions/setup-go@v3
+        with:
+          go-version-file: 'go.mod'
+
+      - name: Run `make lint-ci`
+        run: make lint-ci

.github/workflows/tidy.yml

@@ -0,0 +1,20 @@
+name: Ensure `go mod tidy` has been run
+on: [ push, pull_request ]
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out source code
+        uses: actions/checkout@v3
+
+      - name: Set up Go
+        uses: actions/setup-go@v3
+        with:
+          go-version-file: 'go.mod'
+
+      - name: Install `tidied`
+        run: go install gitlab.com/jamietanna/tidied@latest
+
+      - name: Check for no untracked files
+        run: tidied -verbose

Makefile

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+GOBASE=$(shell pwd)
+GOBIN=$(GOBASE)/bin
+
+help:
+	@echo "This is a helper makefile for oapi-codegen"
+	@echo "Targets:"
+	@echo "    generate:    regenerate all generated files"
+	@echo "    test:        run all tests"
+	@echo "    gin_example  generate gin example server code"
+	@echo "    tidy         tidy go mod"
+
+$(GOBIN)/golangci-lint:
+	curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(GOBIN) v1.54.0
+
+.PHONY: tools
+tools: $(GOBIN)/golangci-lint
+
+lint: tools
+	$(GOBIN)/golangci-lint run ./...
+
+lint-ci: tools
+	$(GOBIN)/golangci-lint run ./... --out-format=github-actions --timeout=5m
+
+generate:
+	go generate ./...
+
+test:
+	go test -cover ./...
+
+tidy:
+	@echo "tidy..."
+	go mod tidy

renovate.json

@@ -0,0 +1,6 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "local>oapi-codegen/renovate-config"
+  ]
+}