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/webpack-sources/lib/RawSource.js

@@ -0,0 +1,38 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+
+var Source = require("./Source");
+var SourceNode = require("source-map").SourceNode;
+var SourceListMap = require("source-list-map").SourceListMap;
+
+class RawSource extends Source {
+	constructor(value) {
+		super();
+		this._value = value;
+	}
+
+	source() {
+		return this._value;
+	}
+
+	map(options) {
+		return null;
+	}
+
+	node(options) {
+		return new SourceNode(null, null, null, this._value);
+	}
+
+	listMap(options) {
+		return new SourceListMap(this._value);
+	}
+
+	updateHash(hash) {
+		hash.update(this._value);
+	}
+}
+
+module.exports = RawSource;