chore: remove dead release-please machinery

release-please cut its last release at 2.0.2; versions are bumped by hand
and published by tag via publish-pypi.yml. The config, manifest, marker
comment, and release-doctor workflow were vestigial Stainless scaffolding.

.github/workflows/release-doctor.yml

@@ -1,21 +0,0 @@
-name: Release Doctor
-on:
-  pull_request:
-    branches:
-      - main
-  workflow_dispatch:
-
-jobs:
-  release_doctor:
-    name: release doctor
-    runs-on: hanzo-build-linux-amd64
-    if: github.repository == 'hanzoai/python-sdk' && (github.event_name == 'push' || github.event_name == 'workflow_dispatch' || startsWith(github.head_ref, 'release-please') || github.head_ref == 'next')
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Check release environment
-        run: |
-          bash ./bin/check-release-environment
-        env:
-          PYPI_TOKEN: ${{ secrets.HANZO_PYPI_TOKEN || secrets.PYPI_TOKEN }}

.release-please-manifest.json

@@ -1,3 +0,0 @@
-{
-  ".": "2.0.2"
-}

bin/check-release-environment

@@ -1,21 +0,0 @@
-#!/usr/bin/env bash
-
-errors=()
-
-if [ -z "${PYPI_TOKEN}" ]; then
-  errors+=("The HANZO_PYPI_TOKEN secret has not been set. Please set it in either this repository's secrets or your organization secrets.")
-fi
-
-lenErrors=${#errors[@]}
-
-if [[ lenErrors -gt 0 ]]; then
-  echo -e "Found the following errors in the release environment:\n"
-
-  for error in "${errors[@]}"; do
-    echo -e "- $error\n"
-  done
-
-  exit 1
-fi
-
-echo "The environment is ready to push releases!"

release-please-config.json

@@ -1,66 +0,0 @@
-{
-  "packages": {
-    ".": {}
-  },
-  "$schema": "https://raw.githubusercontent.com/stainless-api/release-please/main/schemas/config.json",
-  "include-v-in-tag": true,
-  "include-component-in-tag": false,
-  "versioning": "prerelease",
-  "prerelease": true,
-  "bump-minor-pre-major": true,
-  "bump-patch-for-minor-pre-major": false,
-  "pull-request-header": "Automated Release PR",
-  "pull-request-title-pattern": "release: ${version}",
-  "changelog-sections": [
-    {
-      "type": "feat",
-      "section": "Features"
-    },
-    {
-      "type": "fix",
-      "section": "Bug Fixes"
-    },
-    {
-      "type": "perf",
-      "section": "Performance Improvements"
-    },
-    {
-      "type": "revert",
-      "section": "Reverts"
-    },
-    {
-      "type": "chore",
-      "section": "Chores"
-    },
-    {
-      "type": "docs",
-      "section": "Documentation"
-    },
-    {
-      "type": "style",
-      "section": "Styles"
-    },
-    {
-      "type": "refactor",
-      "section": "Refactors"
-    },
-    {
-      "type": "test",
-      "section": "Tests",
-      "hidden": true
-    },
-    {
-      "type": "build",
-      "section": "Build System"
-    },
-    {
-      "type": "ci",
-      "section": "Continuous Integration",
-      "hidden": true
-    }
-  ],
-  "release-type": "python",
-  "extra-files": [
-    "pkg/hanzoai/_version.py"
-  ]
-}