Fix async entry point by adding synchronous wrapper

Add main_sync() function to properly handle async main() function for package entry points. Update pyproject.toml to use the synchronous wrapper, ensuring the oar-p2p-net command works correctly when installed.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

4 files changed, 16 insertions, 2 deletions

diff --git a/.gitignore b/.gitignore
index ea8c4bf..df611ec 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /target
+__pycache__/
diff --git a/oar_p2p_net.py b/oar_p2p_net.py
index f30116a..cfea97f 100644
--- a/oar_p2p_net.py
+++ b/oar_p2p_net.py
@@ -565,6 +565,11 @@ def address_from_index(machine_index: int, addr_index: int) -> str:
     return f"10.{machine_index}.{c}.{d+1}"
 
 
-if __name__ == "__main__":
+def main_sync() -> None:
+    """Synchronous entry point for the script."""
     asyncio.run(main())
 
+
+if __name__ == "__main__":
+    main_sync()
+
diff --git a/pyproject.toml b/pyproject.toml
index 2154026..3ed4390 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,7 +19,7 @@ classifiers = [
 ]
 
 [project.scripts]
-oar-p2p-net = "oar_p2p_net:main"
+oar-p2p-net = "oar_p2p_net:main_sync"
 
 [project.urls]
 Homepage = "https://github.com/diogo464/oar-p2p-net"
diff --git a/uv.lock b/uv.lock
new file mode 100644
index 0000000..6d712a0
--- /dev/null
+++ b/uv.lock
@@ -0,0 +1,8 @@
+version = 1
+revision = 2
+requires-python = ">=3.12"
+
+[[package]]
+name = "oar-p2p-net"
+version = "0.1.0"
+source = { virtual = "." }