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/stylehacks/src/plugins/important.js

@@ -0,0 +1,25 @@
+'use strict';
+const BasePlugin = require('../plugin');
+const { IE_5_5, IE_6, IE_7 } = require('../dictionary/browsers');
+const { DECL } = require('../dictionary/postcss');
+
+module.exports = class Important extends BasePlugin {
+  /** @param {import('postcss').Result=} result */
+  constructor(result) {
+    super([IE_5_5, IE_6, IE_7], [DECL], result);
+  }
+  /**
+   * @param {import('postcss').Declaration} decl
+   * @return {void}
+   */
+  detect(decl) {
+    const match = decl.value.match(/!\w/);
+    if (match && match.index) {
+      const hack = decl.value.substr(match.index, decl.value.length - 1);
+      this.push(decl, {
+        identifier: '!important',
+        hack,
+      });
+    }
+  }
+};