Update configuration and documentation for LLM support and local watchdog

- Added `ollama-models.yaml` to .gitignore and implemented logic to copy it in gpu-rent.ps1 and gpu-rent.sh.
- Enhanced env.example to include new variables for LLM runtime options and local watchdog configuration.
- Updated CLI commands to support LLM options during setup and execution, including new flags for Ollama and llama.cpp.
- Improved documentation in cli.md and README.md to reflect changes in LLM integration and local watchdog functionality.
- Adjusted architecture and decisions documentation to clarify the role of LLMs and local watchdog in the system.

tests/test_seed.py

@@ -57,3 +57,35 @@ def test_git_token_injection():
     assert strip_auth(with_token(url, "secret")) == url
     assert is_sha("a" * 40)
     assert not is_sha("main")
+
+
+def test_scrub_origin(tmp_path: Path, monkeypatch):
+    from gpu_rent.remote import clone_ext
+
+    dest = tmp_path / "repo"
+    dest.mkdir()
+    (dest / ".git").mkdir()
+    calls: list[list[str]] = []
+
+    def fake_out(argv, cwd=None):
+        if "get-url" in argv:
+            return "https://x-access-token:secret@github.com/org/Ext.git"
+        raise AssertionError(argv)
+
+    def fake_run(argv, cwd=None):
+        calls.append(argv)
+
+    monkeypatch.setattr(clone_ext, "out", fake_out)
+    monkeypatch.setattr(clone_ext, "run", fake_run)
+    clone_ext.scrub_origin(dest, "https://github.com/org/Ext.git")
+    assert calls == [
+        [
+            "git",
+            "-C",
+            str(dest),
+            "remote",
+            "set-url",
+            "origin",
+            "https://github.com/org/Ext.git",
+        ]
+    ]