feat: add dotted glow background and enhance stack section animations

tsconfig.json

@@ -24,5 +24,16 @@
     }
   },
   "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx", ".next/types/**/*.ts"],
-  "exclude": ["node_modules"]
+  "exclude": ["node_modules"],
+  "extend": {
+      "animation": {
+        "pulse-slow": "pulse 6s ease-in-out infinite"
+      },
+      "keyframes": {
+        "pulse": {
+          "0%, 100%": { "opacity": "1" },
+          "50%": { "opacity": "0.6" }
+        }
+      }
+    }
 }