added CI pipelines

Author: DadaNanjesha

.github/workflows/linkcheck.yml

@@ -0,0 +1,14 @@
+name: Check Markdown Links
+
+on: [push, pull_request]
+
+jobs:
+  linkcheck:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+      - run: npm install -g markdown-link-check
+      - run: find . -name "*.md" -exec markdown-link-check {} \;

.github/workflows/markdownlint.yml

@@ -0,0 +1,14 @@
+name: Markdown Lint
+
+on: [push, pull_request]
+
+jobs:
+  markdownlint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+      - run: npm install -g markdownlint-cli
+      - run: markdownlint "**/*.md" --ignore node_modules

.github/workflows/spellcheck.yml

@@ -0,0 +1,14 @@
+name: Spell Check
+
+on: [push, pull_request]
+
+jobs:
+  spellcheck:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+      - run: npm install -g cspell
+      - run: cspell "**/*.md"