Rewriting Project Claw Code - Python port with Rust on the way

src/setup.py

@@ -1,9 +1,77 @@
 from __future__ import annotations
 
+import platform
+import sys
 from dataclasses import dataclass
+from pathlib import Path
+
+from .deferred_init import DeferredInitResult, run_deferred_init
+from .prefetch import PrefetchResult, start_keychain_prefetch, start_mdm_raw_read, start_project_scan
 
 
 @dataclass(frozen=True)
 class WorkspaceSetup:
-    python_version: str = '3.13+'
+    python_version: str
+    implementation: str
+    platform_name: str
     test_command: str = 'python3 -m unittest discover -s tests -v'
+
+    def startup_steps(self) -> tuple[str, ...]:
+        return (
+            'start top-level prefetch side effects',
+            'build workspace context',
+            'load mirrored command snapshot',
+            'load mirrored tool snapshot',
+            'prepare parity audit hooks',
+            'apply trust-gated deferred init',
+        )
+
+
+@dataclass(frozen=True)
+class SetupReport:
+    setup: WorkspaceSetup
+    prefetches: tuple[PrefetchResult, ...]
+    deferred_init: DeferredInitResult
+    trusted: bool
+    cwd: Path
+
+    def as_markdown(self) -> str:
+        lines = [
+            '# Setup Report',
+            '',
+            f'- Python: {self.setup.python_version} ({self.setup.implementation})',
+            f'- Platform: {self.setup.platform_name}',
+            f'- Trusted mode: {self.trusted}',
+            f'- CWD: {self.cwd}',
+            '',
+            'Prefetches:',
+            *(f'- {prefetch.name}: {prefetch.detail}' for prefetch in self.prefetches),
+            '',
+            'Deferred init:',
+            *self.deferred_init.as_lines(),
+        ]
+        return '\n'.join(lines)
+
+
+def build_workspace_setup() -> WorkspaceSetup:
+    return WorkspaceSetup(
+        python_version='.'.join(str(part) for part in sys.version_info[:3]),
+        implementation=platform.python_implementation(),
+        platform_name=platform.platform(),
+    )
+
+
+def run_setup(cwd: Path | None = None, trusted: bool = True) -> SetupReport:
+    root = cwd or Path(__file__).resolve().parent.parent
+    prefetches = [
+        start_mdm_raw_read(),
+        start_keychain_prefetch(),
+        start_project_scan(root),
+    ]
+    return SetupReport(
+        setup=build_workspace_setup(),
+        prefetches=tuple(prefetches),
+        deferred_init=run_deferred_init(trusted=trusted),
+        trusted=trusted,
+        cwd=root,
+    )