revert: remove automated release social workflow

.github/workflows/release-social.yml

@@ -1,49 +0,0 @@
-name: Release Social Post
-
-on:
-  release:
-    types: [published]
-
-jobs:
-  post-release:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Extract release info
-        id: release
-        run: |
-          TAG="${{ github.event.release.tag_name }}"
-          BODY="${{ github.event.release.body }}"
-          # Truncate body to ~400 chars for social media
-          SHORT_BODY=$(echo "$BODY" | head -5 | tr '\n' ' ' | cut -c1-400)
-          echo "tag=$TAG" >> $GITHUB_OUTPUT
-          echo "body=$SHORT_BODY" >> $GITHUB_OUTPUT
-          echo "url=${{ github.event.release.html_url }}" >> $GITHUB_OUTPUT
-
-      - name: Post to Mastodon
-        if: ${{ secrets.MASTODON_ACCESS_TOKEN != '' }}
-        run: |
-          STATUS="🚀 NexQuant ${{ steps.release.outputs.tag }} released!
-
-          ${{ steps.release.outputs.body }}
-
-          ${{ steps.release.outputs.url }}"
-
-          curl -s -X POST "${{ secrets.MASTODON_INSTANCE }}/api/v1/statuses" \
-            -H "Authorization: Bearer ${{ secrets.MASTODON_ACCESS_TOKEN }}" \
-            -H "Content-Type: application/json" \
-            -d "$(jq -nc --arg status "$STATUS" '{"status": $status}')"
-
-      - name: Post to X (Twitter)
-        if: ${{ secrets.X_API_KEY != '' }}
-        uses: nearform-actions/github-action-notify-twitter@v3
-        with:
-          message: |
-            🚀 NexQuant ${{ steps.release.outputs.tag }} released!
-            ${{ steps.release.outputs.url }}
-          twitter-api-key: ${{ secrets.X_API_KEY }}
-          twitter-api-secret-key: ${{ secrets.X_API_SECRET_KEY }}
-          twitter-access-token: ${{ secrets.X_ACCESS_TOKEN }}
-          twitter-access-token-secret: ${{ secrets.X_ACCESS_TOKEN_SECRET }}