chore: remove all upload methods except github releases

They aren't used anywhere as far as I know.

action.yml

@@ -44,45 +44,9 @@ inputs:
     description: 'specific build mirror to use'
     required: false
     default: https://mirror.easyname.at/manjaro
-  gpg-secret-key-base64:
-    description: 'base64 encoded gpg secret key (without a passphrase) to sign the zip (if set)'
-    required: false
-  gpg-passphrase:
-    description: 'phrase to decrypt the gpg secret key if given'
-    required: false
   additional-trusted-gpg:
     description: 'gpg keyids that pacman should trust'
     required: false
-  cdn77-host:
-    description: 'cdn77 upload credentials'
-    required: false
-  cdn77-user:
-    description: 'cdn77 upload credentials'
-    required: false
-  cdn77-pwd:
-    description: 'cdn77 upload credentials'
-    required: false
-  sf-project:
-    description: 'sf upload credentials'
-    required: false
-  sf-user:
-    description: 'sf upload credentials'
-    required: false
-  sf-key:
-    description: 'sf upload credentials'
-    required: false
-  osdn-project:
-    description: 'osdn upload credentials'
-    required: false
-  osdn-user:
-    description: 'osdn upload credentials'
-    required: false
-  osdn-key:
-    description: 'osdn upload credentials'
-    required: false
-  s3-cfg:
-    description: 'S3 config'
-    required: false
 
 outputs:
   file-path:
@@ -280,17 +244,6 @@ runs:
         sha1sum ${{ steps.image-build.outputs.file-path }} >${{ steps.image-build.outputs.file-path }}.sha1
         sha256sum ${{ steps.image-build.outputs.file-path }} >${{ steps.image-build.outputs.file-path }}.sha256
         sha512sum ${{ steps.image-build.outputs.file-path }} >${{ steps.image-build.outputs.file-path }}.sha512
-    - id: gpg_sign
-      shell: bash
-      run: |
-        # if is not yet supported in composite https://github.com/actions/runner/blob/main/docs/adrs/0549-composite-run-steps.md#if-condition
-        if [ -z "${{ inputs.gpg-secret-key-base64 }}" ]; then 
-          echo "## no gpg secret given"
-          exit 0
-        fi
-        echo "## gpg signing"
-        cat <(echo -e "${{ inputs.gpg-secret-key-base64 }}" | base64 --decode) | gpg --batch --import &>/dev/null
-        gpg --pinentry-mode loopback --passphrase "${{ inputs.gpg-passphrase }}" --detach-sign ./${{ steps.image-build.outputs.file-path }}
     - id: upload-prepare
       shell: bash -O extglob {0}
       run: |
@@ -301,29 +254,6 @@ runs:
         ssh-agent -a /tmp/ssh_agent.sock > /dev/null
         echo "upload-files=./${{ steps.image-build.outputs.file-path }}+(|.sha*|.pkgs|.sig|.torrent)" >> $GITHUB_OUTPUT
         mkdir -p ${{ inputs.edition }}/${{ inputs.version }}
-    - name: upload-sourceforge
-      shell: bash -O extglob {0}
-      env:
-        SSH_AUTH_SOCK: /tmp/ssh_agent.sock
-      run: |
-        # if is not yet supported in composite https://github.com/actions/runner/blob/main/docs/adrs/0549-composite-run-steps.md#if-condition
-        if [ -z "${{ inputs.sf-project }}" ] || [ -z "${{ inputs.sf-user }}" ] || [ -z "${{ inputs.sf-key }}" ]; then 
-          echo "## not (all) credentials given for sourceforge upload"
-          exit 0
-        fi
-        echo "## sourceforge upload"
-        
-        ssh-keyscan -t rsa frs.sourceforge.net >> /home/runner/.ssh/known_hosts
-        echo "${{ inputs.sf-key }}" >> /home/runner/.ssh/github_actions
-        ssh-add /home/runner/.ssh/github_actions
-
-        ## create target dir
-        rsync -vaP --stats -e ssh ${{ inputs.edition }} \
-          ${{ inputs.sf-user }}@frs.sourceforge.net:/home/frs/project/${{ inputs.sf-project }}/
-
-        ## upload
-        rsync -vaP --stats -e ssh ${{ steps.upload-prepare.outputs.upload-files }} \
-          ${{ inputs.sf-user }}@frs.sourceforge.net:/home/frs/project/${{ inputs.sf-project }}/${{ inputs.edition }}/${{ inputs.version }}/
     - id: upload-github-release
       shell: bash -O extglob {0}
       env:
@@ -353,27 +283,4 @@ runs:
           gh release upload ${{ inputs.release-tag }} --repo ${{ github.repository }} --clobber \
             ./${{ steps.image-build.outputs.file-path }}+(.z*|.sha*|.pkgs|.sig|.torrent)
         fi
-    - name: upload-cdn77-s3
-      shell: bash -O extglob {0}
-      run: |
-        # if is not yet supported in composite https://github.com/actions/runner/blob/main/docs/adrs/0549-composite-run-steps.md#if-condition
-        if [ -z "${{ inputs.s3-cfg }}" ]; then
-          echo "## credentials for cdn77 S3 upload not provided. Skipping."
-          exit 0
-        fi
-
-        echo "## create torrent"
-        mktorrent -v -a udp://tracker.opentrackr.org:1337 -l 21 \
-          -w "https://download.manjaro.org/${{ inputs.edition }}/${{ inputs.version }}/${{ steps.image-build.outputs.file-path }}" \
-          -o ${{ steps.image-build.outputs.file-path }}.torrent ${{ steps.image-build.outputs.file-path }}
-
-        echo "## cdn77 S3 upload"
-        # copy config
-        echo "${{ inputs.s3-cfg }}" > /home/runner/.s3cfg
-        # create bash array and mv files to dir
-        upload_files=( "${{ steps.upload-prepare.outputs.upload-files }}" )
-        for f in ${upload_files[@]}; do
-          mv ${f} "${{ inputs.edition }}/${{ inputs.version }}/"
-        done
-        # upload
-        s3cmd sync --progress --recursive -F "${{ inputs.edition }}" s3://s3downloadseu/
+