Fix: auto-include router spec module when boot adapter is present

boot.sx uses parse-route-pattern from router.sx, but router was only
included as an opt-in spec module. Now auto-included when boot is in
the adapter set.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

shared/static/scripts/sx-browser.js

@@ -14,7 +14,7 @@
   // =========================================================================
 
   var NIL = Object.freeze({ _nil: true, toString: function() { return "nil"; } });
-  var SX_VERSION = "2026-03-06T23:36:38Z";
+  var SX_VERSION = "2026-03-06T23:52:56Z";
 
   function isNil(x) { return x === NIL || x === null || x === undefined; }
   function isSxTruthy(x) { return x !== false && !isNil(x); }
@@ -2379,6 +2379,76 @@ callExpr.push(dictGet(kwargs, k)); } }
   var bootInit = function() { return (logInfo((String("sx-browser ") + String(SX_VERSION))), initCssTracking(), initStyleDict(), processPageScripts(), processSxScripts(NIL), sxHydrateElements(NIL), processElements(NIL)); };
 
 
+  // === Transpiled from router (client-side route matching) ===
+
+  // split-path-segments
+  var splitPathSegments = function(path) { return (function() {
+  var trimmed = (isSxTruthy(startsWith(path, "/")) ? slice(path, 1) : path);
+  return (function() {
+  var trimmed2 = (isSxTruthy((isSxTruthy(!isSxTruthy(isEmpty(trimmed))) && endsWith(trimmed, "/"))) ? slice(trimmed, 0, (len(trimmed) - 1)) : trimmed);
+  return (isSxTruthy(isEmpty(trimmed2)) ? [] : split(trimmed2, "/"));
+})();
+})(); };
+
+  // make-route-segment
+  var makeRouteSegment = function(seg) { return (isSxTruthy((isSxTruthy(startsWith(seg, "<")) && endsWith(seg, ">"))) ? (function() {
+  var paramName = slice(seg, 1, (len(seg) - 1));
+  return (function() {
+  var d = {};
+  d["type"] = "param";
+  d["value"] = paramName;
+  return d;
+})();
+})() : (function() {
+  var d = {};
+  d["type"] = "literal";
+  d["value"] = seg;
+  return d;
+})()); };
+
+  // parse-route-pattern
+  var parseRoutePattern = function(pattern) { return (function() {
+  var segments = splitPathSegments(pattern);
+  return map(makeRouteSegment, segments);
+})(); };
+
+  // match-route-segments
+  var matchRouteSegments = function(pathSegs, parsedSegs) { return (isSxTruthy(!isSxTruthy((len(pathSegs) == len(parsedSegs)))) ? NIL : (function() {
+  var params = {};
+  var matched = true;
+  forEachIndexed(function(i, parsedSeg) { return (isSxTruthy(matched) ? (function() {
+  var pathSeg = nth(pathSegs, i);
+  var segType = get(parsedSeg, "type");
+  return (isSxTruthy((segType == "literal")) ? (isSxTruthy(!isSxTruthy((pathSeg == get(parsedSeg, "value")))) ? (matched = false) : NIL) : (isSxTruthy((segType == "param")) ? dictSet(params, get(parsedSeg, "value"), pathSeg) : (matched = false)));
+})() : NIL); }, parsedSegs);
+  return (isSxTruthy(matched) ? params : NIL);
+})()); };
+
+  // match-route
+  var matchRoute = function(path, pattern) { return (function() {
+  var pathSegs = splitPathSegments(path);
+  var parsedSegs = parseRoutePattern(pattern);
+  return matchRouteSegments(pathSegs, parsedSegs);
+})(); };
+
+  // find-matching-route
+  var findMatchingRoute = function(path, routes) { return (function() {
+  var pathSegs = splitPathSegments(path);
+  var result = NIL;
+  { var _c = routes; for (var _i = 0; _i < _c.length; _i++) { var route = _c[_i]; if (isSxTruthy(isNil(result))) {
+  (function() {
+  var params = matchRouteSegments(pathSegs, get(route, "parsed"));
+  return (isSxTruthy(!isSxTruthy(isNil(params))) ? (function() {
+  var matched = merge(route, {});
+  matched["params"] = params;
+  return (result = matched);
+})() : NIL);
+})();
+} } }
+  return result;
+})(); };
+
+
   // =========================================================================
   // Platform interface — DOM adapter (browser-only)
   // =========================================================================
@@ -3554,6 +3624,10 @@ callExpr.push(dictGet(kwargs, k)); } }
     renderComponent: typeof sxRenderComponent === "function" ? sxRenderComponent : null,
     getEnv: function() { return componentEnv; },
     init: typeof bootInit === "function" ? bootInit : null,
+    splitPathSegments: splitPathSegments,
+    parseRoutePattern: parseRoutePattern,
+    matchRoute: matchRoute,
+    findMatchingRoute: findMatchingRoute,
     _version: "ref-2.0 (boot+cssx+dom+engine+html+orchestration+parser+sx, bootstrap-compiled)"
   };
 

shared/sx/ref/bootstrap_js.py

@@ -1199,6 +1199,9 @@ def compile_ref_to_js(
             if sm not in SPEC_MODULES:
                 raise ValueError(f"Unknown spec module: {sm!r}. Valid: {', '.join(SPEC_MODULES)}")
             spec_mod_set.add(sm)
+    # boot.sx uses parse-route-pattern from router.sx
+    if "boot" in adapter_set:
+        spec_mod_set.add("router")
     has_deps = "deps" in spec_mod_set
     has_router = "router" in spec_mod_set