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/Emacs_20_Lisp.d.ts

@@ -0,0 +1,25 @@
+declare const _: {
+  name: 'Emacs Lisp'
+  type: 'programming'
+  aceMode: 'lisp'
+  extensions: ['.el', '.emacs', '.emacs.desktop']
+  filenames: [
+    '.abbrev_defs',
+    '.emacs',
+    '.emacs.desktop',
+    '.gnus',
+    '.spacemacs',
+    '.viper',
+    'Cask',
+    'Project.ede',
+    '_emacs',
+    'abbrev_defs',
+  ]
+  languageId: 102
+  tmScope: 'source.emacs.lisp'
+  aliases: ['elisp', 'emacs']
+  codemirrorMode: 'commonlisp'
+  codemirrorMimeType: 'text/x-common-lisp'
+  color: '#c065db'
+}
+export = _