added language to code block fences

README.md

@@ -4,18 +4,18 @@
 
 Build the Image
 
-```
+```powershell
 docker build -t stockbot .
 ```
 
 Run The image
 
-```
+```powershell
 docker run -it --rm --name stockbot stockbot
 ```
 
 Or run the Image headless
 
-```
+```powershell
 docker run -it --rm --detatch --name stockbot stockbot
 ```