Update README.md

README.md

@@ -1,2 +1,65 @@
 # ojob-action
 OpenAF's oJob GitHub action
+
+## Usage
+
+### Example of a GitHub action to run an ojob.io job:
+
+````yaml
+on: [push]
+
+jobs:
+  Test:
+    runs-on: ubuntu-latest
+    name: Get env variables
+    steps:
+    - uses: actions/checkout@v3
+    - uses: nmaguiar/myOJobs@nightly
+      with:
+        ojob: 'ojob.io/envs'
+````
+
+### Example of a GitHub action to run an ojob.io job with arguments:
+
+````yaml
+on: [push]
+
+jobs:
+  Test:
+    runs-on: ubuntu-latest
+    name: Echo arguments
+    steps:
+    - uses: actions/checkout@v3
+    - uses: nmaguiar/myOJobs@nightly
+      with:
+        ojob: 'ojob.io/echo'
+        args: 'abc=123 xyz=abc'
+````
+
+### Example of a GitHub action to retrieve the installed version and distribution of OpenAF:
+
+````yaml
+on: [push]
+
+jobs:
+  Test:
+    runs-on: ubuntu-latest
+    name: Get version
+    steps:
+    - uses: actions/checkout@v3
+    - run : |
+        cat <<EOF > getVersion.yaml
+        todo:
+        - check version
+        
+        jobs:
+        - name: check version
+          exec: |
+            var data = { version: getVersion(), distribution: getDistribution() }
+            ow.oJob.output(data, args)
+        EOF
+    - uses: openaf/ojob-action@v1
+      with:
+        ojob: 'getVersion.yaml'
+        dist: 'nightly'
+````