ci(nix): add archive packages and overhaul CI workflows

tests/cli.rs

@@ -1,78 +0,0 @@
-use assert_fs::TempDir;
-#[cfg(feature = "test-utils")]
-use jj_cz::{Body, BreakingChange, CommitType, Description, MockJjExecutor, MockPrompts, Scope};
-use jj_cz::{CommitWorkflow, Error, JjLib};
-
-#[cfg(feature = "test-utils")]
-#[tokio::test]
-async fn test_happy_path_integration() {
-    // T037: Happy path integration test
-    let mock_executor = MockJjExecutor::new();
-    let mock_prompts = MockPrompts::new()
-        .with_commit_type(CommitType::Feat)
-        .with_scope(Scope::empty())
-        .with_description(Description::parse("add new feature").unwrap())
-        .with_breaking_change(BreakingChange::No)
-        .with_body(Body::default())
-        .with_confirm(true);
-
-    let workflow = CommitWorkflow::with_prompts(mock_executor, mock_prompts);
-    let result = workflow.run_for_revset("@").await;
-
-    assert!(
-        result.is_ok(),
-        "Workflow should complete successfully: {:?}",
-        result
-    );
-}
-
-#[tokio::test]
-async fn test_not_in_repo() {
-    // T038: Not-in-repo integration test - with_working_dir itself returns the error
-    let temp_dir = TempDir::new().unwrap();
-
-    let result = JjLib::with_working_dir(temp_dir.path()).await;
-
-    assert!(matches!(result, Err(Error::NotARepository)));
-}
-
-#[cfg(feature = "test-utils")]
-#[tokio::test]
-async fn test_cancellation() {
-    // T039: Cancellation integration test
-    // This is tricky to test directly without a TTY
-    // We'll test the error handling path instead
-
-    // Create a mock executor that simulates cancellation
-    struct CancelMock;
-
-    #[async_trait::async_trait(?Send)]
-    impl jj_cz::JjExecutor for CancelMock {
-        async fn is_repository(&self) -> Result<bool, Error> {
-            Ok(true)
-        }
-
-        async fn describe(&self, _revset: &str, _message: &str) -> Result<(), Error> {
-            Err(Error::Cancelled)
-        }
-
-        async fn get_description(&self, _revset: &str) -> Result<String, Error> {
-            Ok(String::new())
-        }
-    }
-
-    let executor = CancelMock;
-    let mock_prompts = MockPrompts::new()
-        .with_commit_type(CommitType::Feat)
-        .with_scope(Scope::empty())
-        .with_description(Description::parse("test").unwrap())
-        .with_breaking_change(BreakingChange::No)
-        .with_body(Body::default())
-        .with_confirm(true);
-    let workflow = CommitWorkflow::with_prompts(executor, mock_prompts);
-
-    let result = workflow.run_for_revset("@").await;
-
-    // Should fail with Cancelled error
-    assert!(matches!(result, Err(Error::Cancelled)));
-}