Merge worktree-agent: add struct literals, generics, print/log builtins

crates/el-arch/src/lib.rs

@@ -0,0 +1,19 @@
+//! el-arch — Architectural rule checker for the Engram language.
+//!
+//! Runs after type-checking and enforces:
+//! - VBD (Volatility-Based Decomposition) layer rules
+//! - EBD (Experience-Based Decomposition) experience rules
+//! - Swarm containment rules
+//! - Security rules
+//! - Graph access patterns (N+1, duplicate activate)
+
+pub mod checker;
+pub mod error;
+pub mod rule;
+pub mod rules;
+
+pub use checker::ArchChecker;
+pub use error::{ArchDiagnostic, ArchError, ArchWarning, Severity};
+
+#[cfg(test)]
+mod tests;