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>

vendor/spatie/ignition/node_modules/is-decimal/readme.md

@@ -0,0 +1,69 @@
+# is-decimal
+
+[![Build][build-badge]][build]
+[![Coverage][coverage-badge]][coverage]
+[![Downloads][downloads-badge]][downloads]
+[![Size][size-badge]][size]
+
+Check if a character is decimal.
+
+## Install
+
+[npm][]:
+
+```sh
+npm install is-decimal
+```
+
+## Use
+
+```js
+var decimal = require('is-decimal')
+
+decimal('0') // => true
+decimal('9') // => true
+decimal('a') // => false
+decimal('💩') // => false
+```
+
+## API
+
+### `decimal(character|code)`
+
+Check whether the given character code (`number`), or the character code at the
+first position (`string`), is decimal.
+
+## Related
+
+*   [`is-alphabetical`](https://github.com/wooorm/is-alphabetical)
+*   [`is-hexadecimal`](https://github.com/wooorm/is-hexadecimal)
+*   [`is-whitespace-character`](https://github.com/wooorm/is-whitespace-character)
+*   [`is-word-character`](https://github.com/wooorm/is-word-character)
+
+## License
+
+[MIT][license] © [Titus Wormer][author]
+
+<!-- Definitions -->
+
+[build-badge]: https://img.shields.io/travis/wooorm/is-decimal.svg
+
+[build]: https://travis-ci.org/wooorm/is-decimal
+
+[coverage-badge]: https://img.shields.io/codecov/c/github/wooorm/is-decimal.svg
+
+[coverage]: https://codecov.io/github/wooorm/is-decimal
+
+[downloads-badge]: https://img.shields.io/npm/dm/is-decimal.svg
+
+[downloads]: https://www.npmjs.com/package/is-decimal
+
+[size-badge]: https://img.shields.io/bundlephobia/minzip/is-decimal.svg
+
+[size]: https://bundlephobia.com/result?p=is-decimal
+
+[npm]: https://docs.npmjs.com/cli/install
+
+[license]: license
+
+[author]: https://wooorm.com