diff --git a/_roastery/jsx-app/package-lock.json b/_roastery/jsx-app/package-lock.json
index b89956d..e842061 100644
--- a/_roastery/jsx-app/package-lock.json
+++ b/_roastery/jsx-app/package-lock.json
@@ -8,7 +8,7 @@
       "name": "jsx-app",
       "version": "0.1.0",
       "dependencies": {
-        "next": "15.5.14",
+        "next": "16.2.1",
         "react": "^19",
         "react-dom": "^19"
       },
@@ -726,9 +726,9 @@
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-      "resolved": "https://registry.npmjs.org/@next/env/-/env-15.5.14.tgz",
-      "integrity": "sha512-aXeirLYuASxEgi4X4WhfXsShCFxWDfNn/8ZeC5YXAS2BB4A8FJi1kwwGL6nvMVboE7fZCzmJPNdMvVHc8JpaiA==",
+      "version": "16.2.1",
+      "resolved": "https://registry.npmjs.org/@next/env/-/env-16.2.1.tgz",
+      "integrity": "sha512-n8P/HCkIWW+gVal2Z8XqXJ6aB3J0tuM29OcHpCsobWlChH/SITBs1DFBk/HajgrwDkqqBXPbuUuzgDvUekREPg==",
       "license": "MIT"
     },
     "node_modules/@next/eslint-plugin-next": {
@@ -742,9 +742,9 @@
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     },
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-      "resolved": "https://registry.npmjs.org/@next/swc-darwin-arm64/-/swc-darwin-arm64-15.5.14.tgz",
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+      "version": "16.2.1",
+      "resolved": "https://registry.npmjs.org/@next/swc-darwin-arm64/-/swc-darwin-arm64-16.2.1.tgz",
+      "integrity": "sha512-BwZ8w8YTaSEr2HIuXLMLxIdElNMPvY9fLqb20LX9A9OMGtJilhHLbCL3ggyd0TwjmMcTxi0XXt+ur1vWUoxj2Q==",
       "cpu": [
         "arm64"
       ],
@@ -758,9 +758,9 @@
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     "node_modules/@next/swc-darwin-x64": {
-      "version": "15.5.14",
-      "resolved": "https://registry.npmjs.org/@next/swc-darwin-x64/-/swc-darwin-x64-15.5.14.tgz",
-      "integrity": "sha512-aNnkSMjSFRTOmkd7qoNI2/rETQm/vKD6c/Ac9BZGa9CtoOzy3c2njgz7LvebQJ8iPxdeTuGnAjagyis8a9ifBw==",
+      "version": "16.2.1",
+      "resolved": "https://registry.npmjs.org/@next/swc-darwin-x64/-/swc-darwin-x64-16.2.1.tgz",
+      "integrity": "sha512-/vrcE6iQSJq3uL3VGVHiXeaKbn8Es10DGTGRJnRZlkNQQk3kaNtAJg8Y6xuAlrx/6INKVjkfi5rY0iEXorZ6uA==",
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         "x64"
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@@ -774,9 +774,9 @@
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-      "resolved": "https://registry.npmjs.org/@next/swc-linux-arm64-gnu/-/swc-linux-arm64-gnu-15.5.14.tgz",
-      "integrity": "sha512-tjlpia+yStPRS//6sdmlVwuO1Rioern4u2onafa5n+h2hCS9MAvMXqpVbSrjgiEOoCs0nJy7oPOmWgtRRNSM5Q==",
+      "version": "16.2.1",
+      "resolved": "https://registry.npmjs.org/@next/swc-linux-arm64-gnu/-/swc-linux-arm64-gnu-16.2.1.tgz",
+      "integrity": "sha512-uLn+0BK+C31LTVbQ/QU+UaVrV0rRSJQ8RfniQAHPghDdgE+SlroYqcmFnO5iNjNfVWCyKZHYrs3Nl0mUzWxbBw==",
       "cpu": [
         "arm64"
       ],
@@ -790,9 +790,9 @@
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     "node_modules/@next/swc-linux-arm64-musl": {
-      "version": "15.5.14",
-      "resolved": "https://registry.npmjs.org/@next/swc-linux-arm64-musl/-/swc-linux-arm64-musl-15.5.14.tgz",
-      "integrity": "sha512-8B8cngBaLadl5lbDRdxGCP1Lef8ipD6KlxS3v0ElDAGil6lafrAM3B258p1KJOglInCVFUjk751IXMr2ixeQOQ==",
+      "version": "16.2.1",
+      "resolved": "https://registry.npmjs.org/@next/swc-linux-arm64-musl/-/swc-linux-arm64-musl-16.2.1.tgz",
+      "integrity": "sha512-ssKq6iMRnHdnycGp9hCuGnXJZ0YPr4/wNwrfE5DbmvEcgl9+yv97/Kq3TPVDfYome1SW5geciLB9aiEqKXQjlQ==",
       "cpu": [
         "arm64"
       ],
@@ -806,9 +806,9 @@
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     "node_modules/@next/swc-linux-x64-gnu": {
-      "version": "15.5.14",
-      "resolved": "https://registry.npmjs.org/@next/swc-linux-x64-gnu/-/swc-linux-x64-gnu-15.5.14.tgz",
-      "integrity": "sha512-bAS6tIAg8u4Gn3Nz7fCPpSoKAexEt2d5vn1mzokcqdqyov6ZJ6gu6GdF9l8ORFrBuRHgv3go/RfzYz5BkZ6YSQ==",
+      "version": "16.2.1",
+      "resolved": "https://registry.npmjs.org/@next/swc-linux-x64-gnu/-/swc-linux-x64-gnu-16.2.1.tgz",
+      "integrity": "sha512-HQm7SrHRELJ30T1TSmT706IWovFFSRGxfgUkyWJZF/RKBMdbdRWJuFrcpDdE5vy9UXjFOx6L3mRdqH04Mmx0hg==",
       "cpu": [
         "x64"
       ],
@@ -822,9 +822,9 @@
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     "node_modules/@next/swc-linux-x64-musl": {
-      "version": "15.5.14",
-      "resolved": "https://registry.npmjs.org/@next/swc-linux-x64-musl/-/swc-linux-x64-musl-15.5.14.tgz",
-      "integrity": "sha512-mMxv/FcrT7Gfaq4tsR22l17oKWXZmH/lVqcvjX0kfp5I0lKodHYLICKPoX1KRnnE+ci6oIUdriUhuA3rBCDiSw==",
+      "version": "16.2.1",
+      "resolved": "https://registry.npmjs.org/@next/swc-linux-x64-musl/-/swc-linux-x64-musl-16.2.1.tgz",
+      "integrity": "sha512-aV2iUaC/5HGEpbBkE+4B8aHIudoOy5DYekAKOMSHoIYQ66y/wIVeaRx8MS2ZMdxe/HIXlMho4ubdZs/J8441Tg==",
       "cpu": [
         "x64"
       ],
@@ -838,9 +838,9 @@
       }
     },
     "node_modules/@next/swc-win32-arm64-msvc": {
-      "version": "15.5.14",
-      "resolved": "https://registry.npmjs.org/@next/swc-win32-arm64-msvc/-/swc-win32-arm64-msvc-15.5.14.tgz",
-      "integrity": "sha512-OTmiBlYThppnvnsqx0rBqjDRemlmIeZ8/o4zI7veaXoeO1PVHoyj2lfTfXTiiGjCyRDhA10y4h6ZvZvBiynr2g==",
+      "version": "16.2.1",
+      "resolved": "https://registry.npmjs.org/@next/swc-win32-arm64-msvc/-/swc-win32-arm64-msvc-16.2.1.tgz",
+      "integrity": "sha512-IXdNgiDHaSk0ZUJ+xp0OQTdTgnpx1RCfRTalhn3cjOP+IddTMINwA7DXZrwTmGDO8SUr5q2hdP/du4DcrB1GxA==",
       "cpu": [
         "arm64"
       ],
@@ -854,9 +854,9 @@
       }
     },
     "node_modules/@next/swc-win32-x64-msvc": {
-      "version": "15.5.14",
-      "resolved": "https://registry.npmjs.org/@next/swc-win32-x64-msvc/-/swc-win32-x64-msvc-15.5.14.tgz",
-      "integrity": "sha512-+W7eFf3RS7m4G6tppVTOSyP9Y6FsJXfOuKzav1qKniiFm3KFByQfPEcouHdjlZmysl4zJGuGLQ/M9XyVeyeNEg==",
+      "version": "16.2.1",
+      "resolved": "https://registry.npmjs.org/@next/swc-win32-x64-msvc/-/swc-win32-x64-msvc-16.2.1.tgz",
+      "integrity": "sha512-qvU+3a39Hay+ieIztkGSbF7+mccbbg1Tk25hc4JDylf8IHjYmY/Zm64Qq1602yPyQqvie+vf5T/uPwNxDNIoeg==",
       "cpu": [
         "x64"
       ],
@@ -1816,6 +1816,18 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/baseline-browser-mapping": {
+      "version": "2.10.12",
+      "resolved": "https://registry.npmjs.org/baseline-browser-mapping/-/baseline-browser-mapping-2.10.12.tgz",
+      "integrity": "sha512-qyq26DxfY4awP2gIRXhhLWfwzwI+N5Nxk6iQi8EFizIaWIjqicQTE4sLnZZVdeKPRcVNoJOkkpfzoIYuvCKaIQ==",
+      "license": "Apache-2.0",
+      "bin": {
+        "baseline-browser-mapping": "dist/cli.cjs"
+      },
+      "engines": {
+        "node": ">=6.0.0"
+      }
+    },
     "node_modules/brace-expansion": {
       "version": "1.1.12",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.12.tgz",
@@ -3928,13 +3940,14 @@
       "license": "MIT"
     },
     "node_modules/next": {
-      "version": "15.5.14",
-      "resolved": "https://registry.npmjs.org/next/-/next-15.5.14.tgz",
-      "integrity": "sha512-M6S+4JyRjmKic2Ssm7jHUPkE6YUJ6lv4507jprsSZLulubz0ihO2E+S4zmQK3JZ2ov81JrugukKU4Tz0ivgqqQ==",
+      "version": "16.2.1",
+      "resolved": "https://registry.npmjs.org/next/-/next-16.2.1.tgz",
+      "integrity": "sha512-VaChzNL7o9rbfdt60HUj8tev4m6d7iC1igAy157526+cJlXOQu5LzsBXNT+xaJnTP/k+utSX5vMv7m0G+zKH+Q==",
       "license": "MIT",
       "dependencies": {
-        "@next/env": "15.5.14",
+        "@next/env": "16.2.1",
         "@swc/helpers": "0.5.15",
+        "baseline-browser-mapping": "^2.9.19",
         "caniuse-lite": "^1.0.30001579",
         "postcss": "8.4.31",
         "styled-jsx": "5.1.6"
@@ -3943,18 +3956,18 @@
         "next": "dist/bin/next"
       },
       "engines": {
-        "node": "^18.18.0 || ^19.8.0 || >= 20.0.0"
+        "node": ">=20.9.0"
       },
       "optionalDependencies": {
-        "@next/swc-darwin-arm64": "15.5.14",
-        "@next/swc-darwin-x64": "15.5.14",
-        "@next/swc-linux-arm64-gnu": "15.5.14",
-        "@next/swc-linux-arm64-musl": "15.5.14",
-        "@next/swc-linux-x64-gnu": "15.5.14",
-        "@next/swc-linux-x64-musl": "15.5.14",
-        "@next/swc-win32-arm64-msvc": "15.5.14",
-        "@next/swc-win32-x64-msvc": "15.5.14",
-        "sharp": "^0.34.3"
+        "@next/swc-darwin-arm64": "16.2.1",
+        "@next/swc-darwin-x64": "16.2.1",
+        "@next/swc-linux-arm64-gnu": "16.2.1",
+        "@next/swc-linux-arm64-musl": "16.2.1",
+        "@next/swc-linux-x64-gnu": "16.2.1",
+        "@next/swc-linux-x64-musl": "16.2.1",
+        "@next/swc-win32-arm64-msvc": "16.2.1",
+        "@next/swc-win32-x64-msvc": "16.2.1",
+        "sharp": "^0.34.5"
       },
       "peerDependencies": {
         "@opentelemetry/api": "^1.1.0",
diff --git a/_roastery/jsx-app/package.json b/_roastery/jsx-app/package.json
index f947829..b5bb654 100644
--- a/_roastery/jsx-app/package.json
+++ b/_roastery/jsx-app/package.json
@@ -11,7 +11,7 @@
   "dependencies": {
     "react": "^19",
     "react-dom": "^19",
-    "next": "15.5.14"
+    "next": "16.2.1"
   },
   "devDependencies": {
     "eslint": "^9",