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/linguist-languages/data/SaltStack.js

@@ -0,0 +1,12 @@
+module.exports = {
+  name: 'SaltStack',
+  type: 'programming',
+  aceMode: 'yaml',
+  extensions: ['.sls'],
+  languageId: 339,
+  tmScope: 'source.yaml.salt',
+  aliases: ['saltstate', 'salt'],
+  codemirrorMode: 'yaml',
+  codemirrorMimeType: 'text/x-yaml',
+  color: '#646464',
+}