feat: Enhance email processing to include parsed HTML body content in inbound email records

Closes #342

apps/api/package.json

@@ -36,6 +36,7 @@
     "ioredis": "^5.8.2",
     "jsonwebtoken": "^9.0.2",
     "mailchecker": "^6.0.19",
+    "mailparser": "^3.9.8",
     "morgan": "^1.10.0",
     "multer": "^2.1.1",
     "signale": "^1.4.0",
@@ -48,6 +49,7 @@
     "@types/express": "^5.0.5",
     "@types/helmet": "^4.0.0",
     "@types/jsonwebtoken": "^9.0.6",
+    "@types/mailparser": "^3.4.6",
     "@types/morgan": "^1.9.9",
     "@types/multer": "^2.0.0",
     "@types/signale": "^1.4.7",