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

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

node_modules/webpack-sources/lib/index.js

@@ -0,0 +1,15 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+exports.Source = require("./Source");
+
+exports.RawSource = require("./RawSource");
+exports.OriginalSource = require("./OriginalSource");
+exports.SourceMapSource = require("./SourceMapSource");
+exports.LineToLineMappedSource = require("./LineToLineMappedSource");
+
+exports.CachedSource = require("./CachedSource");
+exports.ConcatSource = require("./ConcatSource");
+exports.ReplaceSource = require("./ReplaceSource");
+exports.PrefixSource = require("./PrefixSource");