feat: Find project root of a Golang project (#1)

Author: sbp-bvanb

.github/dependabot.yml

@@ -0,0 +1,27 @@
+---
+version: 2
+updates:
+  - package-ecosystem: "docker"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    groups:
+      docker-all:
+        patterns:
+          - "*"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    groups:
+      github-actions-all:
+        patterns:
+          - "*"
+  - package-ecosystem: "gomod"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    groups:
+      gomod-all:
+        patterns:
+          - "*"

.github/workflows/golang.yml

@@ -0,0 +1,42 @@
+---
+name: Golang
+"on":
+  # required by gomod-go-version-updater to trigger this action once pr has
+  # been reviewed
+  pull_request_review:
+    types: [submitted]
+  push:
+permissions:
+  contents: read
+  packages: read
+jobs:
+  mcvs-golang-action:
+    # yamllint disable rule:braces
+    # yamllint disable rule:indentation
+    strategy:
+      matrix:
+        args:
+          - { testing-type: "component" }
+          - { testing-type: "coverage" }
+          - { testing-type: "integration" }
+          - { testing-type: "lint", build-tags: "component" }
+          - { testing-type: "lint", build-tags: "e2e" }
+          - { testing-type: "lint", build-tags: "integration" }
+          - { testing-type: "security-golang-modules" }
+          - { testing-type: "security-grype" }
+          - { testing-type: "security-trivy" }
+          - { testing-type: "unit" }
+    runs-on: ubuntu-22.04
+    # yamllint enable rule:braces
+    # yamllint enable rule:indentation
+    env:
+      TASK_X_REMOTE_TASKFILES: 1
+    steps:
+      - uses: actions/checkout@v4.2.2
+      - uses: schubergphilis/mcvs-golang-action@v0.16.1
+        with:
+          code-coverage-expected: 0.0
+          build-tags: ${{ matrix.args.build-tags }}
+          golang-unit-tests-exclusions: |-
+            \(cmd\/mcvs-scanner\|cmd\/mcvs-scanner-cli\|deprecated\|api\/swagger\|mocks\)
+          testing-type: ${{ matrix.args.testing-type }}

.github/workflows/gomod-go-version-updater.yml

@@ -0,0 +1,14 @@
+---
+name: gomod-go-version-updater-action
+"on":
+  schedule:
+    - cron: "42 5 * * 1-5"
+permissions:
+  contents: write
+  pull-requests: write
+  repository-projects: write
+jobs:
+  gomod-go-version-updater-action:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: schubergphilis/gomod-go-version-updater-action@v0.2.2

.github/workflows/mcvs-pr-validation.yml

@@ -0,0 +1,19 @@
+---
+name: MCVS-PR-validation-action
+"on":
+  pull_request:
+    types:
+      - edited
+      - opened
+      - reopened
+      - synchronize
+  workflow_call:
+permissions:
+  contents: read
+  pull-requests: read
+jobs:
+  MCVS-PR-validation-action:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v4.2.2
+      - uses: schubergphilis/mcvs-pr-validation-action@v0.2.0

.github/workflows/stale.yml

@@ -0,0 +1,24 @@
+---
+name: Close stale issues and PRs
+"on":
+  schedule:
+    - cron: "42 4 * * 1-5"
+permissions:
+  contents: write
+  issues: write
+  pull-requests: write
+jobs:
+  stale:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/stale@v9.1.0
+        with:
+          days-before-stale: 21
+          days-before-close: 7
+          exempt-pr-labels: "dependencies,security"
+          stale-issue-message: |
+            Issue will be marked as stale because it has not been updated in a
+            while.
+          stale-pr-message: |
+            PR will be marked as stale because it has not been updated in a
+            while.

.gitignore

@@ -0,0 +1,2 @@
+.task
+.vscode

.trivyignore

@@ -0,0 +1,12 @@
+---
+version: 3
+
+vars:
+  REMOTE_URL: https://raw.githubusercontent.com
+  REMOTE_URL_REF: v0.15.5
+  REMOTE_URL_REPO: schubergphilis/mcvs-golang-action
+
+includes:
+  remote:
+    taskfile: >-
+      {{.REMOTE_URL}}/{{.REMOTE_URL_REPO}}/{{.REMOTE_URL_REF}}/Taskfile.yml

Taskfile.yml

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+module github.com/schubergphilis.com/mcvs-golang-project-root
+
+go 1.23.4

go.mod

@@ -0,0 +1,34 @@
+package projectroot
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+)
+
+// FindProjectRoot finds the root directory of the project.
+func FindProjectRoot() (string, error) {
+	currentDir, err := os.Getwd()
+	if err != nil {
+		return "", err
+	}
+
+	for {
+		if fileExists(filepath.Join(currentDir, "go.mod")) {
+			return currentDir, nil
+		}
+
+		parentDir := filepath.Dir(currentDir)
+		if currentDir == parentDir {
+			break
+		}
+		currentDir = parentDir
+	}
+
+	return "", fmt.Errorf("project root not found")
+}
+
+func fileExists(path string) bool {
+	_, err := os.Stat(path)
+	return !os.IsNotExist(err)
+}