Remove GitHub-specific project plumbing

src/pyro_mcp/cli.py

@@ -298,7 +298,7 @@ def _build_parser() -> argparse.ArgumentParser:
             """
             Examples:
               pyro run debian:12 -- git --version
-              pyro run debian:12 --network -- git ls-remote https://github.com/octocat/Hello-World.git
+              pyro run debian:12 --network -- python3 -c "import urllib.request as u; print(u.urlopen('https://example.com').status)"
 
             The guest command output and the [run] summary are written to different
             streams, so they may appear in either order. Use --json for a deterministic

src/pyro_mcp/ollama_demo.py

@@ -23,11 +23,10 @@ __all__ = ["Pyro", "run_ollama_tool_demo"]
 DEFAULT_OLLAMA_BASE_URL: Final[str] = "http://localhost:11434/v1"
 DEFAULT_OLLAMA_MODEL: Final[str] = "llama3.2:3b"
 MAX_TOOL_ROUNDS: Final[int] = 12
-CLONE_TARGET_DIR: Final[str] = "hello-world"
 NETWORK_PROOF_COMMAND: Final[str] = (
-    "rm -rf hello-world "
-    "&& git clone --depth 1 https://github.com/octocat/Hello-World.git hello-world >/dev/null "
-    "&& git -C hello-world rev-parse --is-inside-work-tree"
+    'python3 -c "import urllib.request as u; '
+    "print(u.urlopen('https://example.com').status)"
+    '"'
 )
 
 TOOL_SPECS: Final[list[dict[str, Any]]] = [

src/pyro_mcp/runtime_network_check.py

@@ -9,9 +9,9 @@ from pathlib import Path
 from pyro_mcp.api import Pyro
 
 NETWORK_CHECK_COMMAND = (
-    "rm -rf hello-world "
-    "&& git clone --depth 1 https://github.com/octocat/Hello-World.git hello-world >/dev/null "
-    "&& git -C hello-world rev-parse --is-inside-work-tree"
+    'python3 -c "import urllib.request as u; '
+    "print(u.urlopen('https://example.com').status)"
+    '"'
 )
 
 
@@ -76,7 +76,7 @@ def main() -> None:  # pragma: no cover - CLI wiring
     print(f"[network] execution_mode={result.execution_mode}")
     print(f"[network] network_enabled={result.network_enabled}")
     print(f"[network] exit_code={result.exit_code}")
-    if result.exit_code == 0 and result.stdout.strip() == "true":
+    if result.exit_code == 0 and result.stdout.strip() == "200":
         print("[network] result=success")
         return
     print("[network] result=failure")