feat: add main features

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

crates/infrastructure/src/clock/mod.rs

@@ -0,0 +1,27 @@
+//! [`SystemClock`] — production [`Clock`] backed by the system wall clock.
+
+use std::time::{SystemTime, UNIX_EPOCH};
+
+use domain::ports::Clock;
+
+/// Real clock returning the current epoch time in milliseconds.
+#[derive(Debug, Default, Clone, Copy)]
+pub struct SystemClock;
+
+impl SystemClock {
+    /// Creates a new [`SystemClock`].
+    #[must_use]
+    pub const fn new() -> Self {
+        Self
+    }
+}
+
+impl Clock for SystemClock {
+    fn now_millis(&self) -> i64 {
+        // Saturating cast is fine: epoch millis fits in i64 until year 292M.
+        SystemTime::now()
+            .duration_since(UNIX_EPOCH)
+            .map(|d| d.as_millis() as i64)
+            .unwrap_or(0)
+    }
+}