Revert "Add CI workflow and helper to create releases and attach artifacts"

This reverts commit 5522a9829c.

scripts/trigger_release.sh

@@ -1,13 +0,0 @@
-#!/usr/bin/env bash
-# Usage: ./scripts/trigger_release.sh <tag> "Release Title" "Release notes"
-set -euo pipefail
-if ! command -v gh >/dev/null 2>&1; then
-  echo "gh (GitHub CLI) is required to trigger the workflow. Install: https://cli.github.com/"
-  exit 1
-fi
-TAG="$1"
-RELEASE_NAME="$2"
-BODY="${3:-}" 
-# Trigger the workflow_dispatch for the create-release workflow
-gh workflow run .github/workflows/create-release.yml -f tag_name="$TAG" -f release_name="$RELEASE_NAME" -f body="$BODY"
-echo "Triggered workflow to create release $TAG"