Fix bin/publish: copy docs.dist from project root

Fix bin/publish: use correct .env path for rspade_system
Fix bin/publish script: prevent grep exit code 1 from terminating script

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

node_modules/postcss-merge-longhand/src/lib/minifyWsc.js

@@ -0,0 +1,31 @@
+'use strict';
+const parseWsc = require('./parseWsc.js');
+const minifyTrbl = require('./minifyTrbl.js');
+const { isValidWsc } = require('./validateWsc.js');
+
+const defaults = ['medium', 'none', 'currentcolor'];
+
+/** @type {(v: string) => string} */
+module.exports = (v) => {
+  const values = parseWsc(v);
+
+  if (!isValidWsc(values)) {
+    return minifyTrbl(v);
+  }
+
+  const value = [...values, '']
+    .reduceRight((prev, cur, i, arr) => {
+      if (
+        cur === undefined ||
+        (cur.toLowerCase() === defaults[i] &&
+          (!i || (arr[i - 1] || '').toLowerCase() !== cur.toLowerCase()))
+      ) {
+        return prev;
+      }
+
+      return cur + ' ' + prev;
+    })
+    .trim();
+
+  return minifyTrbl(value || 'none');
+};