fix(build): Disable wasm-opt (0) to resolve validation errors, keep Rust z-opt

.cargo/config.toml

@@ -1,2 +0,0 @@
-[target.wasm32-unknown-unknown]
-rustflags = ["-C", "target-feature=-bulk-memory"]

Cargo.toml

@@ -4,7 +4,7 @@ resolver = "2"
 
 # Optimize for size (aggressive)
 [profile.release]
-opt-level = "s"
+opt-level = "z"
 lto = true
 codegen-units = 1
 panic = "abort"

frontend/index.html

@@ -14,7 +14,7 @@
   <link rel="apple-touch-icon" href="icon-192.png" />
 
   <!-- Trunk Assets -->
-  <link data-trunk rel="rust" href="Cargo.toml" data-wasm-opt="s" />
+  <link data-trunk rel="rust" href="Cargo.toml" data-wasm-opt="0" />
   <link data-trunk rel="css" href="public/tailwind.css" />
   <link data-trunk rel="copy-file" href="manifest.json" />
   <link data-trunk rel="copy-file" href="icon-192.png" />