Added many, many more actions.

rpm/rpmsign-file/action.yaml

@@ -0,0 +1,34 @@
+name: rpmsign-file
+description: "Sign a given .rpm file with a given .gpg key."
+inputs:
+  file:
+    description: "File to sign."
+    required: true
+  gpgKey:
+    description: "GPG key to sign with."
+    required: true
+  gpgPass:
+    description: "Password to the GPG key."
+    required: true
+outputs:
+  publicKey:
+    description: "Public GPG key of the signed file."
+    value: ${{ steps.sign.outputs.publicKey }}
+runs:
+  using: "composite"
+  steps:
+  - run: cp -f ${{ github.action_path }}/sign_file.sh _sign_file.sh
+    shell: bash
+  - name: "Sign file."
+    id: sign
+    uses: act/common/distros/rockylinux@master
+    with:
+      #Having single quotes around "${{ inputs.gpgKey }}" makes it work in act.
+      args: bash "_sign_file.sh" "${{ inputs.file }}" "${{ inputs.gpgKey }}" "${{ inputs.gpgPass }}"
+  - run: rm _sign_file.sh
+    shell: bash
+  - name: "Own artifacts."
+    uses: act/common/utils/chown@master
+    with:
+      file: ${{ inputs.file }}
+