feat: Added linter and workflow; Fixed linter warnings

.github/workflows/checks.yml

@@ -0,0 +1,14 @@
+name: Check chagnes
+
+on: [pull_request]
+
+jobs:
+  checks:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v1
+        with:
+          node-version: "12.x"
+      - run: npm ci
+      - run: npm run lint

.gitignore

@@ -0,0 +1 @@
+node_modules/

.remarkrc

@@ -0,0 +1,19 @@
+{
+  "plugins": [
+    "remark-frontmatter",
+    "remark-preset-lint-node",
+    "remark-lint-mdash-style",
+    ["remark-lint-fenced-code-flag", false],
+    ["remark-lint-first-heading-level", false],
+    ["remark-lint-maximum-line-length", false],
+    ["remark-lint-no-file-name-articles", false],
+    ["remark-lint-no-literal-urls", false],
+    ["remark-lint-no-trailing-spaces", false],
+    ["remark-lint-no-undefined-references", false],
+    ["remark-lint-prohibited-strings", false],
+    ["remark-lint-no-shortcut-reference-link", false],
+    ["remark-lint-unordered-list-marker-style", "-"],
+    ["remark-lint-heading-style", "setext"],
+    ["remark-lint-code-block-style", "fenced"]
+  ]
+}

package.json

@@ -0,0 +1,33 @@
+{
+  "name": "semver-spec",
+  "version": "2.0.0",
+  "description": "Semantic Versioning Specification",
+  "main": "semver.md",
+  "scripts": {
+    "lint": "remark -qf semver.md",
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/semver/semver.git"
+  },
+  "keywords": [
+    "semver",
+    "semantic",
+    "versioning",
+    "specification",
+    "spec"
+  ],
+  "author": "",
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/semver/semver/issues"
+  },
+  "homepage": "https://github.com/semver/semver#readme",
+  "devDependencies": {
+    "remark-cli": "^8.0.0",
+    "remark-frontmatter": "^2.0.0",
+    "remark-lint-mdash-style": "^1.1.1",
+    "remark-preset-lint-node": "^1.16.0"
+  }
+}

semver.md

@@ -48,7 +48,6 @@ I call this system "Semantic Versioning." Under this scheme, version numbers
 and the way they change convey meaning about the underlying code and what has
 been modified from one version to the next.
 
-
 Semantic Versioning Specification (SemVer)
 ------------------------------------------
 
@@ -130,7 +129,7 @@ Example: 1.0.0-alpha < 1.0.0-alpha.1 < 1.0.0-alpha.beta < 1.0.0-beta <
 
 Backus–Naur Form Grammar for Valid SemVer Versions
 --------------------------------------------------
-
+```
 <valid semver> ::= <version core>
                  | <version core> "-" <pre-release>
                  | <version core> "+" <build>
@@ -192,7 +191,7 @@ Backus–Naur Form Grammar for Valid SemVer Versions
            | "e" | "f" | "g" | "h" | "i" | "j" | "k" | "l" | "m" | "n"
            | "o" | "p" | "q" | "r" | "s" | "t" | "u" | "v" | "w" | "x"
            | "y" | "z"
-
+```
 
 Why Use Semantic Versioning?
 ----------------------------
@@ -227,7 +226,6 @@ Versioning is to declare that you are doing so and then follow the rules. Link
 to this website from your README so others know the rules and can benefit from
 them.
 
-
 FAQ
 ---
 
@@ -352,8 +350,7 @@ cofounder of GitHub.
 If you'd like to leave feedback, please [open an issue on
 GitHub](https://github.com/semver/semver/issues).
 
-
 License
 -------
 
-[Creative Commons - CC BY 3.0](https://creativecommons.org/licenses/by/3.0/)
+[Creative Commons ― CC BY 3.0](https://creativecommons.org/licenses/by/3.0/)