Update README.md (#5466)

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#### Does this PR need a docs update or release note?

- [ ] ✅ Yes, it's included
- [ ] 🕐 Yes, but in a later PR
- [ ] ⛔ No

#### Type of change

<!--- Please check the type of change your PR introduces: --->
- [ ] 🌻 Feature
- [ ] 🐛 Bugfix
- [ ] 🗺️ Documentation
- [ ] 🤖 Supportability/Tests
- [ ] 💻 CI/Deployment
- [ ] 🧹 Tech Debt/Cleanup

#### Issue(s)

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* #<issue>

#### Test Plan

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- [ ] 💪 Manual
- [ ] ⚡ Unit test
- [ ] 💚 E2E

README.md

@@ -1,3 +1,6 @@
+> [!NOTE] 
+> **The Corso project is no longer actively maintained and has been archived**.
+
 <p align="center">
     <img src="https://github.com/alcionai/corso/blob/main/website/static/img/corso_logo.svg?raw=true" alt="Corso Logo" width="100" />
 </p>

website/package-lock.json

@@ -34,7 +34,7 @@
         "@iconify/react": "^4.1.1",
         "autoprefixer": "^10.4.17",
         "postcss": "^8.4.33",
-        "tailwindcss": "^3.4.13"
+        "tailwindcss": "^3.4.1"
       },
       "engines": {
         "node": ">=18.0"
@@ -17876,9 +17876,9 @@
       }
     },
     "node_modules/tailwindcss": {
-      "version": "3.4.13",
-      "resolved": "https://registry.npmjs.org/tailwindcss/-/tailwindcss-3.4.13.tgz",
-      "integrity": "sha512-KqjHOJKogOUt5Bs752ykCeiwvi0fKVkr5oqsFNt/8px/tA8scFPIlkygsf6jXrfCqGHz7VflA6+yytWuM+XhFw==",
+      "version": "3.4.1",
+      "resolved": "https://registry.npmjs.org/tailwindcss/-/tailwindcss-3.4.1.tgz",
+      "integrity": "sha512-qAYmXRfk3ENzuPBakNK0SRrUDipP8NQnEY6772uDhflcQz5EhRdD7JNZxyrFHVQNCwULPBn6FNPp9brpO7ctcA==",
       "dev": true,
       "dependencies": {
         "@alloc/quick-lru": "^5.2.0",
@@ -17889,7 +17889,7 @@
         "fast-glob": "^3.3.0",
         "glob-parent": "^6.0.2",
         "is-glob": "^4.0.3",
-        "jiti": "^1.21.0",
+        "jiti": "^1.19.1",
         "lilconfig": "^2.1.0",
         "micromatch": "^4.0.5",
         "normalize-path": "^3.0.0",

website/package.json

@@ -40,7 +40,7 @@
     "@iconify/react": "^4.1.1",
     "autoprefixer": "^10.4.17",
     "postcss": "^8.4.33",
-    "tailwindcss": "^3.4.13"
+    "tailwindcss": "^3.4.1"
   },
   "browserslist": {
     "production": [