feat: uv python detection (#98) (#98)

lua/neotest-python/base.lua

@@ -72,6 +72,18 @@ function M.get_python_command(root)
     end
   end
 
+  if lib.files.exists("uv.lock") then
+    local success, exit_code, data = pcall(
+      lib.process.run,
+      { "uv", "run", "python", "-c", "import sys; print(sys.executable)" },
+      { stdout = true }
+    )
+    if success and exit_code == 0 then
+      python_command_mem[root] = { Path:new(data).filename }
+      return python_command_mem[root]
+    end
+  end
+
   -- Fallback to system Python.
   python_command_mem[root] = {
     nio.fn.exepath("python3") or nio.fn.exepath("python") or "python",