terminal plugin, card edit history, bump script

Terminal: in-app command line with 22 commands (Shift+T toggle).
Navigation, CRUD, search, view toggles, tab completion, history.

Card history: card_history table tracks field changes on every PATCH.
GET /api/cards/{id}/history endpoint. Terminal `history` command.

bump.sh: standalone version bump for config.php, electron/package.json,
website footer. dist.sh no longer bumps.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

public/plugins/terminal/terminal.html

@@ -0,0 +1,7 @@
+<div id="hterm" class="hterm hidden">
+    <div id="hterm-output"></div>
+    <div class="hterm-input-row">
+        <span class="hterm-prompt">></span>
+        <input type="text" id="hterm-input" autocomplete="off" spellcheck="false" placeholder="type a command...">
+    </div>
+</div>