Actions: add public key

[skip changelog]

Signed-off-by: Luca Magrone <luca@magrone.cc>

Author: Leuca

.github/workflows/srpm.yaml

@@ -39,13 +39,14 @@ jobs:
         uses: FKLC/sign-files-action@v1.0.0
         with:
           privateKey: ${{ secrets.PRIVATE_KEY }}
+          extension: '.sha256.sig'
           outputFolder: 'SRPMS'
           files: |
             SRPMS/*.rpm
       - name: Create Release
         uses: ncipollo/release-action@v1
         with:
-          artifacts: "SRPMS/*.rpm,SRPMS/*.rpm.sig"
+          artifacts: "public_key.pem,SRPMS/*.rpm,SRPMS/*.rpm.sig"
           name: ${{ steps.version.outputs.version }}-${{ steps.release.outputs.release }}
           tag: ${{ steps.version.outputs.version }}-${{ steps.release.outputs.release }}
           commit: main

public_key.pem

@@ -0,0 +1,9 @@
+-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzwA2IlvcvkyqJNvDmM0A
+8k/x4iBYiUEpfK7+m9UTbE68qSfJprZXMAk8YF74irKoGDjdr61yqZPFso7U7O4v
+te0JeyMaJsYdaGeA3P4KCpsxJHLoIWQl7mx0fgIA2YqT/PsTGzjyU974g7qfRWtA
+CZ7I7V2CUZBxANUAe0jR8kdOZu/FJz4KqZBuN/7VBBfRLSrMe5uQi+Yd5KVFOJQ8
+MAvM76h1HRmoRfIt443klNf4ZNziTClcAOVs+6uSCllgl40LOig8Z/s11h4lH7tL
+2VfPzuqGNcA7ZhOCQu5vW56xcfJm9CjxGzfw3tfqp6yyrWw+QkHvh1VHZwlCu5dA
+SQIDAQAB
+-----END PUBLIC KEY-----