feat: syntax-highlighted bash commands + fix backfill missing tool calls (#1347)

Co-authored-by: Letta Code <noreply@letta.com>

package.json

@@ -35,7 +35,9 @@
   "dependencies": {
     "@letta-ai/letta-client": "^1.7.12",
     "glob": "^13.0.0",
+    "highlight.js": "^11.11.1",
     "ink-link": "^5.0.0",
+    "lowlight": "^3.3.0",
     "open": "^10.2.0",
     "sharp": "^0.34.5",
     "ws": "^8.19.0"