rename "hello-world.project"

example/kiwi.yml

@@ -8,7 +8,7 @@ shells:
   - /bin/bash
 
 projects:
-  - name: hello-world.project
+  - name: hello_world
     enabled: true
 
 storage:

tests/test_instance.py

@@ -12,7 +12,7 @@ class TestDefault:
 
         pc = i.config.projects[0]
 
-        assert pc.name == "hello-world.project"
+        assert pc.name == "hello_world"
 
     def test_empty(self):
         i = Instance()

tests/test_project.py

@@ -12,7 +12,7 @@ class TestDefault:
 
     def test_example(self):
         p = Project(
-            directory=Path("example/hello-world.project"),
+            directory=Path("example/hello_world"),
             parent_instance=None,
         )