add files

action.yml

@@ -0,0 +1,21 @@
+name: 'Go HashFiles'
+description: 'Compute the SHA256 checksum of specified files'
+inputs:
+  workdir:
+    description: >
+      The working directory for the action.
+    default: ${{ github.workspace }}
+    required: false
+  patterns:
+    description: >
+      The patterns used to match files. You can input multiple patterns seperated by `\n`.
+      We recommand using `|-` to concat the patterns in `.yml` files.
+    required: true
+outputs:
+  hash:
+    description: 'The computed checksum'
+  matched-files:
+    description: 'The files matched by the patterns'
+runs:
+  using: 'go'
+  main: 'main.go'