worker: fix assets binding and SPA routes

nix/pkgs/ec-node.nix

@@ -0,0 +1,48 @@
+{ lib
+, rustPlatform
+, stdenv
+, pkg-config
+, openssl
+}:
+
+let
+  # Keep the build input stable and small; avoid copying `target/`, `tmp/`, etc. into the Nix store.
+  src = lib.cleanSourceWith {
+    src = ../../.;
+    filter = path: type:
+      let
+        base = baseNameOf path;
+      in
+      # Skip typical build outputs and large scratch dirs.
+      !(base == "target" || base == ".git" || base == ".direnv" || base == "tmp" || base == "node_modules");
+  };
+in
+rustPlatform.buildRustPackage {
+  pname = "ec-node";
+  version = "0.0.0";
+  inherit src;
+
+  cargoLock = {
+    lockFile = ../../Cargo.lock;
+  };
+
+  cargoBuildFlags = [ "-p" "ec-node" ];
+
+  nativeBuildInputs = [
+    pkg-config
+  ];
+
+  buildInputs =
+    [
+      openssl
+    ];
+
+  doCheck = false;
+
+  meta = with lib; {
+    description = "every.channel node runner (ingest + chunk + MoQ publish)";
+    mainProgram = "ec-node";
+    platforms = platforms.unix;
+    license = licenses.agpl3Only;
+  };
+}