Rewrite deployment script in Python

scripts/deploy/config.py

@@ -0,0 +1,70 @@
+"""Load deployment/.env and CLI into settings."""
+
+from __future__ import annotations
+
+import os
+import platform
+import sys
+from dataclasses import dataclass
+from pathlib import Path
+
+from dotenv import load_dotenv
+
+from deploy.paths import ProjectPaths
+
+
+@dataclass
+class DeploySettings:
+    server: str
+    repo_name: str
+    deploy_path: str
+    platform: str
+    host_arch: str
+    platform_arch: str
+    use_docker_build: bool
+    paths: ProjectPaths
+
+
+def _machine_arch() -> str:
+    m = platform.machine().lower()
+    if m in ("arm64", "aarch64"):
+        return "arm64"
+    if m in ("x86_64", "amd64", "i386", "i686"):
+        return "amd64"
+    return m
+
+
+def load_settings(paths: ProjectPaths, argv: list[str]) -> DeploySettings:
+    if paths.env_file.is_file():
+        load_dotenv(paths.env_file, override=False)
+
+    server = (argv[1] if len(argv) > 1 else None) or os.environ.get("DEPLOYMENT_SERVER", "")
+    server = server.strip()
+    if not server:
+        sys.stderr.write(
+            "Server not specified. Usage: deploy.sh [user@host] [deployment_path] [platform]\n"
+            f"   Or set DEPLOYMENT_SERVER in {paths.env_file} or as an environment variable\n\n"
+            "Example:\n"
+            "  deploy.sh user@example.com /home/user/fromchat linux/arm64\n"
+            f"  Or add to {paths.env_file}: DEPLOYMENT_SERVER=user@example.com\n"
+        )
+        raise SystemExit(1)
+
+    repo_name = "FromChat"
+    deploy_path = f"~/actions-runner/_work/{repo_name}/{repo_name}"
+    docker_platform = "linux/arm64"
+
+    host_arch = _machine_arch()
+    platform_arch = docker_platform.split("/", 1)[-1]
+    use_docker_build = bool(host_arch and host_arch == platform_arch)
+
+    return DeploySettings(
+        server=server,
+        repo_name=repo_name,
+        deploy_path=deploy_path,
+        platform=docker_platform,
+        host_arch=host_arch,
+        platform_arch=platform_arch,
+        use_docker_build=use_docker_build,
+        paths=paths,
+    )