feat: add main features

Agents for developpement added + frontend add + backend added. Git viewer created + agent and template creator + layout and project creator

crates/domain/src/ids.rs

@@ -0,0 +1,90 @@
+//! Strongly-typed identifiers.
+//!
+//! Each identifier is a `newtype` around [`uuid::Uuid`]. Using distinct types
+//! per concept makes it impossible to pass, say, an [`AgentId`] where a
+//! [`ProjectId`] is expected (compile-time safety, SOLID/typing discipline).
+
+use serde::{Deserialize, Serialize};
+use uuid::Uuid;
+
+macro_rules! typed_id {
+    ($(#[$meta:meta])* $name:ident) => {
+        $(#[$meta])*
+        #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord, Serialize, Deserialize)]
+        #[serde(transparent)]
+        pub struct $name(pub Uuid);
+
+        impl $name {
+            /// Wraps an existing [`Uuid`].
+            #[must_use]
+            pub const fn from_uuid(id: Uuid) -> Self {
+                Self(id)
+            }
+
+            /// Generates a fresh random (v4) identifier.
+            ///
+            /// Prefer injecting an [`crate::ports::IdGenerator`] in application
+            /// code for determinism; this convenience exists for tests and the
+            /// composition root.
+            #[must_use]
+            pub fn new_random() -> Self {
+                Self(Uuid::new_v4())
+            }
+
+            /// Returns the inner [`Uuid`].
+            #[must_use]
+            pub const fn as_uuid(&self) -> Uuid {
+                self.0
+            }
+        }
+
+        impl std::fmt::Display for $name {
+            fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+                write!(f, "{}", self.0)
+            }
+        }
+
+        impl From<Uuid> for $name {
+            fn from(id: Uuid) -> Self {
+                Self(id)
+            }
+        }
+    };
+}
+
+typed_id!(
+    /// Identifies a [`crate::project::Project`].
+    ProjectId
+);
+typed_id!(
+    /// Identifies an [`crate::agent::Agent`].
+    AgentId
+);
+typed_id!(
+    /// Identifies an [`crate::template::AgentTemplate`].
+    TemplateId
+);
+typed_id!(
+    /// Identifies an [`crate::profile::AgentProfile`].
+    ProfileId
+);
+typed_id!(
+    /// Identifies a [`crate::terminal::TerminalSession`].
+    SessionId
+);
+typed_id!(
+    /// Identifies a [`crate::layout::WindowId`]-bearing OS window.
+    WindowId
+);
+typed_id!(
+    /// Identifies a [`crate::layout::Tab`].
+    TabId
+);
+typed_id!(
+    /// Identifies one named terminal layout within a project (L10/#4).
+    LayoutId
+);
+typed_id!(
+    /// Identifies a node in a [`crate::layout::LayoutTree`].
+    NodeId
+);