Rename assistant2 to agent (#27887)

This PR renames the `assistant2` crate to `agent`.

Release Notes:

- N/A

crates/assistant2/src/assistant.rs

@@ -1,146 +0,0 @@
-mod active_thread;
-mod assistant_configuration;
-mod assistant_diff;
-mod assistant_model_selector;
-mod assistant_panel;
-mod buffer_codegen;
-mod context;
-mod context_picker;
-mod context_store;
-mod context_strip;
-mod history_store;
-mod inline_assistant;
-mod inline_prompt_editor;
-mod message_editor;
-mod profile_selector;
-mod terminal_codegen;
-mod terminal_inline_assistant;
-mod thread;
-mod thread_history;
-mod thread_store;
-mod tool_use;
-mod ui;
-
-use std::sync::Arc;
-
-use assistant_settings::AssistantSettings;
-use client::Client;
-use command_palette_hooks::CommandPaletteFilter;
-use feature_flags::{Assistant2FeatureFlag, FeatureFlagAppExt};
-use fs::Fs;
-use gpui::{App, actions, impl_actions};
-use prompt_store::PromptBuilder;
-use schemars::JsonSchema;
-use serde::Deserialize;
-use settings::Settings as _;
-use thread::ThreadId;
-
-pub use crate::active_thread::ActiveThread;
-use crate::assistant_configuration::{AddContextServerModal, ManageProfilesModal};
-pub use crate::assistant_panel::{AssistantPanel, ConcreteAssistantPanelDelegate};
-pub use crate::inline_assistant::InlineAssistant;
-pub use crate::thread::{Message, RequestKind, Thread, ThreadEvent};
-pub use crate::thread_store::ThreadStore;
-pub use assistant_diff::{AssistantDiff, AssistantDiffToolbar};
-
-actions!(
-    agent,
-    [
-        NewPromptEditor,
-        ToggleContextPicker,
-        ToggleProfileSelector,
-        RemoveAllContext,
-        OpenHistory,
-        OpenConfiguration,
-        AddContextServer,
-        RemoveSelectedThread,
-        Chat,
-        ChatMode,
-        CycleNextInlineAssist,
-        CyclePreviousInlineAssist,
-        FocusUp,
-        FocusDown,
-        FocusLeft,
-        FocusRight,
-        RemoveFocusedContext,
-        AcceptSuggestedContext,
-        OpenActiveThreadAsMarkdown,
-        OpenAssistantDiff,
-        Keep,
-        Reject,
-        RejectAll,
-        KeepAll
-    ]
-);
-
-#[derive(Default, Clone, PartialEq, Deserialize, JsonSchema)]
-pub struct NewThread {
-    #[serde(default)]
-    from_thread_id: Option<ThreadId>,
-}
-
-#[derive(PartialEq, Clone, Default, Debug, Deserialize, JsonSchema)]
-pub struct ManageProfiles {
-    #[serde(default)]
-    pub customize_tools: Option<Arc<str>>,
-}
-
-impl ManageProfiles {
-    pub fn customize_tools(profile_id: Arc<str>) -> Self {
-        Self {
-            customize_tools: Some(profile_id),
-        }
-    }
-}
-
-impl_actions!(agent, [NewThread, ManageProfiles]);
-
-const NAMESPACE: &str = "agent";
-
-/// Initializes the `assistant2` crate.
-pub fn init(
-    fs: Arc<dyn Fs>,
-    client: Arc<Client>,
-    prompt_builder: Arc<PromptBuilder>,
-    cx: &mut App,
-) {
-    AssistantSettings::register(cx);
-    thread_store::init(cx);
-    assistant_panel::init(cx);
-
-    inline_assistant::init(
-        fs.clone(),
-        prompt_builder.clone(),
-        client.telemetry().clone(),
-        cx,
-    );
-    terminal_inline_assistant::init(
-        fs.clone(),
-        prompt_builder.clone(),
-        client.telemetry().clone(),
-        cx,
-    );
-    cx.observe_new(AddContextServerModal::register).detach();
-    cx.observe_new(ManageProfilesModal::register).detach();
-
-    feature_gate_assistant2_actions(cx);
-}
-
-fn feature_gate_assistant2_actions(cx: &mut App) {
-    CommandPaletteFilter::update_global(cx, |filter, _cx| {
-        filter.hide_namespace(NAMESPACE);
-    });
-
-    cx.observe_flag::<Assistant2FeatureFlag, _>(move |is_enabled, cx| {
-        if is_enabled {
-            CommandPaletteFilter::update_global(cx, |filter, _cx| {
-                filter.show_namespace(NAMESPACE);
-            });
-        } else {
-            CommandPaletteFilter::update_global(cx, |filter, _cx| {
-                filter.hide_namespace(NAMESPACE);
-            });
-        }
-    })
-    .detach();
-}