Add binary deployment to main distribution pipeline and improve README #2

	#
	# This workflow calls the main distribution pipeline from DuckDB to build, test and (optionally) release the extension
	#
	name: Main Extension Distribution Pipeline
	on:
	push:
	pull_request:
	workflow_dispatch:

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}-${{ github.head_ref \|\| '' }}-${{ github.base_ref \|\| '' }}-${{ github.ref != 'refs/heads/main' \|\| github.sha }}
	cancel-in-progress: true

	jobs:
	duckdb-stable-build:
	name: Build extension binaries
	uses: ./.github/workflows/_extension_distribution.yml # Overridden due to rust dependency during build
	with:
	duckdb_version: main
	extension_name: delta
	exclude_archs: 'wasm_mvp;wasm_eh;wasm_threads;windows_amd64_rtools;windows_amd64;linux_arm64'

	duckdb-stable-deploy:
	name: Deploy extension binaries
	needs: duckdb-stable-build
	uses: duckdb/duckdb/.github/workflows/_extension_deploy.yml@main
	secrets: inherit
	with:
	extension_name: delta
	duckdb_version: main
	exclude_archs: 'wasm_mvp;wasm_eh;wasm_threads;windows_amd64_rtools;windows_amd64;linux_arm64'
	deploy_latest: ${{ startsWith(github.ref, 'refs/tags/v') \|\| github.ref == 'refs/heads/main' }}

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