Added markdown-link-check to travis to highlight any deadlinks

.travis.yml

@@ -3,6 +3,12 @@ language: python
 python:
   - "3.7"
 
+addons:
+  apt:
+    packages:
+      - nodejs
+      - npm
+
 cache:
   directories:
     - $HOME/.cache/pip
@@ -23,8 +29,12 @@ install:
   #- pip install "ansible-lint<4.0" yamllint flake8 molecule docker "pytest<3.10" "testinfra==3.0.4"
   # Configure OpenShift Binary
   - sudo wget -qO- ${OC_BINARY_URL} | sudo tar -xvz -C /bin
+  # Install hyperlink checker
+  - npm install -g markdown-link-check
 
 before_script:
+  # Check for dead-links in the docs
+  - find . -type f -name "*.md" -exec markdown-link-check --quiet --config linkcheck-config.json {} \;
   # Configure Docker
   - sudo service docker stop
   - sudo mkdir -p /etc/docker

linkcheck-config.json

@@ -0,0 +1,7 @@
+{
+    "ignorePatterns": [
+        {
+            "pattern": ".*.apps.example.com\/.*"
+        }
+    ]
+}