chore: remove Discord notifications from CI

Remove notify job from release workflow and delete discord.yml workflow.

Author: gricha

.github/workflows/discord.yml

@@ -240,41 +240,3 @@ jobs:
             dist-binaries/checksums.txt
           fail_on_unmatched_files: true
           generate_release_notes: true
-
-  notify:
-    needs: [merge, release]
-    runs-on: ubuntu-latest
-    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
-
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v4
-
-      - name: Notify Discord
-        env:
-          GH_TOKEN: ${{ github.token }}
-        run: |
-          VERSION=${GITHUB_REF#refs/tags/v}
-
-          # Fetch release notes from GitHub
-          RELEASE_BODY=$(gh release view ${{ github.ref_name }} --json body -q .body 2>/dev/null || echo "")
-
-          # Fallback if empty
-          if [ -z "$RELEASE_BODY" ]; then
-            RELEASE_BODY="New release available. See the release page for details."
-          fi
-
-          # Truncate if too long (Discord embed limit)
-          if [ ${#RELEASE_BODY} -gt 1500 ]; then
-            RELEASE_BODY="${RELEASE_BODY:0:1497}..."
-          fi
-
-          # Build and send Discord message
-          jq -n \
-            --arg title "Perry ${{ github.ref_name }}" \
-            --arg url "https://github.com/${{ github.repository }}/releases/tag/${{ github.ref_name }}" \
-            --arg desc "$RELEASE_BODY" \
-            '{embeds:[{title:$title,description:$desc,url:$url,color:5025616}]}' | \
-          curl -sf -X POST "${{ secrets.DISCORD_WEBHOOK }}" \
-            -H "Content-Type: application/json" \
-            -d @-