passing -eo pipefail to bash

This is in line with the behavior of Github Actions.

Ref: https://docs.github.com/en/free-pro-team@latest/actions/reference/workflow-syntax-for-github-actions#using-a-specific-shell

README.md

@@ -12,7 +12,7 @@ This action is suitable to run arbitrary commands in a LaTeX environment. If you
 
 ## Inputs
 
-* `run`: Arbitrary bash codes to be executed.
+* `run`: Arbitrary bash codes to be executed. It will be executed in the form of `bash -eo pipefail -c {input}`.
 
 ## Example
 

full/action.yml

@@ -10,6 +10,8 @@ runs:
   image: docker://ghcr.io/xu-cheng/texlive-full:latest
   entrypoint: /bin/bash
   args:
+    - -eo
+    - pipefail
     - -c
     - ${{ inputs.run }}
 branding:

small/action.yml

@@ -10,6 +10,8 @@ runs:
   image: docker://ghcr.io/xu-cheng/texlive-small:latest
   entrypoint: /bin/bash
   args:
+    - -eo
+    - pipefail
     - -c
     - ${{ inputs.run }}
 branding: