added more detailed readme (#21)

* added more detailed readme

* Update README.md

Co-authored-by: Athul Cyriac Ajay <athul8720@gmail.com>

Co-authored-by: Athul Cyriac Ajay <athul8720@gmail.com>

Author: Stanley

README.md

@@ -48,27 +48,42 @@ WakaTime gives you an idea of the time you really spent on coding. This helps yo
 
 > You wouldn't need an GitHub Access Token since GitHub Actions already makes one for you.
 
-Here is a sample workflow file for you to get started:
+Please follow the steps below:
+
+1. Go to your `<username>/<username>/actions`, hit `New workflow`, `set up a workflow yourself`, delete all the default content github made for you.
+2. Copy the following code and paste it to your new workflow you created at step 1:
+  ```yml
+  name: Waka Readme
+
+  on:
+    workflow_dispatch
+    schedule:
+      # Runs at 12am UTC
+      - cron: '0 0 * * *'
+
+  jobs:
+    update-readme:
+      name: Update this repo's README
+      runs-on: ubuntu-latest
+      steps:
+        - uses: athul/waka-readme@master
+          with:
+            WAKATIME_API_KEY: ${{ secrets.WAKATIME_API_KEY }}
+  ```
+3. Go to your repo secrets by hitting `Settings => Secrets` tab in your profile repo. You can also enter the url  https://github.com/USERNAME/USERNAME/settings/secrets . Please replace the `USERNAME` with your own username.
+4. Create a new `Secret`. `Name`: `WAKATIME_API_KEY`, `Value`: Paste the Wakatime API key here. If you don't know what is the key, please go to  [Account Settings in WakaTime](https://wakatime.com/settings/account) to find your API Key there.
+5. Add a comment to your `README.md` like this:
+
+  ```md
+  <!--START_SECTION:waka-->
+  <!--END_SECTION:waka-->
+  ```
+6. Go to Workflows menu (mentioned in step 1), click `Waka Readme`, click `Run workflow`.
+7. Go to your profile page. you will be able to see it. 
 
-```yml
-name: Waka Readme
+### Other Repository (not Profile)
 
-on:
-  schedule:
-    # Runs at 12am UTC
-    - cron: '0 0 * * *'
 
-jobs:
-  update-readme:
-    name: Update this repo's README
-    runs-on: ubuntu-latest
-    steps:
-      - uses: athul/waka-readme@master
-        with:
-          WAKATIME_API_KEY: ${{ secrets.WAKATIME_API_KEY }}
-```
-
-### Other Repository (not Profile)
 
 *If you're executing the workflow on another repo other than `<username>/<username>`*