docker apply env on commands where we are using '-e' (#11)

* added wrapper for docker -e to apply env

* added envs around services as well

* added wrapping environment around execute command

* fixed setting the env variable for containerRun

* added env to exec and not to handle envs by ourself

* returned back the comment to run-container-step

packages/docker/src/utils.ts

@@ -9,6 +9,7 @@ const exec = require('@actions/exec')
 export interface RunDockerCommandOptions {
   workingDir?: string
   input?: Buffer
+  env?: { [key: string]: string }
 }
 
 export async function runDockerCommand(