Added commitlint Github Action

.github/workflows/commitlint.yaml

@@ -0,0 +1,14 @@
+name: commitlint
+on: [pull_request]
+
+permissions:
+  contents: read
+  pull-requests: read
+
+jobs:
+  commitlint:
+    name: running commitlint for new commits
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: wagoid/commitlint-github-action@v6

commitlint.config.mjs

@@ -0,0 +1,32 @@
+// ref. https://commitlint.js.org/#/reference-rules
+
+export default {
+    rules: {
+        // short description, no more than 72 chars
+        "header-max-length" : [2, "always", 72],
+
+        // body should end with a dot
+        "body-full-stop": [2, "always", "."],
+
+        // body begins with blank line
+        "body-leading-blank": [2, "always"],
+
+        // body, no more than 72 chars in a line
+        "body-max-line-length": [2, "always", 72],
+
+        // body, say something, at least 15 chars
+        "body-min-length": [2, "always", 15],
+
+        // we should start with: "An upper case and continue" in the body
+        "body-case": [2, "always", "sentence-case"],
+
+        // we don't accept ending dots in the header
+        "header-full-stop": [2, "never", "."],
+
+        // header message is required, at least 15 chars
+        "header-min-length": [2, "always", "15"],
+
+        // subject should start with: "An upper case and continue"
+        "subject-case": [2, "always", "sentence-case"],
+    }
+}