fix docs; revert tests

- https://github.com/chatmail/relay/pull/614#discussion_r2297774600

cmdeploy/src/cmdeploy/tests/test_cmdeploy.py

@@ -23,13 +23,7 @@ class TestCmdline:
 
     def test_init_not_overwrite(self, capsys):
         assert main(["init", "chat.example.org"]) == 0
-        out, err = capsys.readouterr()
-        assert "created config file" in out.lower()
-        
-        assert main(["init", "chat.example.org"]) == 0
+        capsys.readouterr()
+        assert main(["init", "chat.example.org"]) == 1
         out, err = capsys.readouterr()
         assert "path exists" in out.lower()
-        
-        assert main(["init", "chat.example.org", "--force"]) == 0
-        out, err = capsys.readouterr()
-        assert "deleting config file" in out.lower()

docs/DOCKER_INSTALLATION_EN.md

@@ -84,7 +84,7 @@ Mandatory variables for deployment via Docker:
 6. Build the Docker image:
 
 ```shell
-docker compose build chatmail
+docker compose build
 ```
 
 7. Start docker compose and wait for the installation to finish:

docs/DOCKER_INSTALLATION_RU.md

@@ -74,7 +74,7 @@ sudo sysctl --system
 
 6. Собрать docker образ
 ```shell
-docker compose build chatmail
+docker compose build
 ```
 
 7. Запустить docker compose и дождаться завершения установки