diff --git a/apps/error-tracking-upload-source-maps/react-vite/.gitignore b/apps/error-tracking-upload-source-maps/react-vite/.gitignore
index a547bf36d..7ceb59f89 100644
--- a/apps/error-tracking-upload-source-maps/react-vite/.gitignore
+++ b/apps/error-tracking-upload-source-maps/react-vite/.gitignore
@@ -22,3 +22,4 @@ dist-ssr
 *.njsproj
 *.sln
 *.sw?
+.env
diff --git a/apps/error-tracking-upload-source-maps/react-vite/package-lock.json b/apps/error-tracking-upload-source-maps/react-vite/package-lock.json
index 782aa1a49..cdacb312b 100644
--- a/apps/error-tracking-upload-source-maps/react-vite/package-lock.json
+++ b/apps/error-tracking-upload-source-maps/react-vite/package-lock.json
@@ -13,6 +13,7 @@
         "react-dom": "^19.2.6"
       },
       "devDependencies": {
+        "@posthog/rollup-plugin": "^1.5.1",
         "@types/react": "^19.2.14",
         "@types/react-dom": "^19.2.3",
         "@vitejs/plugin-react": "^6.0.1",
@@ -54,6 +55,31 @@
         "tslib": "^2.4.0"
       }
     },
+    "node_modules/@jridgewell/sourcemap-codec": {
+      "version": "1.5.5",
+      "resolved": "https://registry.npmjs.org/@jridgewell/sourcemap-codec/-/sourcemap-codec-1.5.5.tgz",
+      "integrity": "sha512-cYQ9310grqxueWbl+WuIUIaiUaDcj7WOq5fVhEljNVgRfOUhY9fy2zTvfoqWsnebh8Sl70VScFbICvJnLKB0Og==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/@napi-rs/lzma-linux-x64-gnu": {
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/@napi-rs/lzma-linux-x64-gnu/-/lzma-linux-x64-gnu-1.5.1.tgz",
+      "integrity": "sha512-oTXEIha4SsuXdTA4Iyskj0kpdx2yVXdhd75c2v3xGrHFfVMsbhTPZU/nMPL4sWKo4pBHm3aucLaqGlF696dTyQ==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "peer": true,
+      "engines": {
+        "node": "^22.20 || ^24.12 || >=25"
+      }
+    },
     "node_modules/@napi-rs/wasm-runtime": {
       "version": "1.1.4",
       "resolved": "https://registry.npmjs.org/@napi-rs/wasm-runtime/-/wasm-runtime-1.1.4.tgz",
@@ -329,6 +355,51 @@
         "url": "https://github.com/sponsors/Boshen"
       }
     },
+    "node_modules/@posthog/cli": {
+      "version": "0.14.1",
+      "resolved": "https://registry.npmjs.org/@posthog/cli/-/cli-0.14.1.tgz",
+      "integrity": "sha512-gTzcKpl9TZLf0LrlLHEjChlPc9LIK1gdQG0alMnX6+b+W1mTD+6nTN0W/MeEzjT4DiKDeK8FPhc1n7dT1tWKFw==",
+      "dev": true,
+      "hasInstallScript": true,
+      "hasShrinkwrap": true,
+      "license": "MIT",
+      "dependencies": {
+        "detect-libc": "^2.1.2"
+      },
+      "bin": {
+        "posthog-cli": "run-posthog-cli.js"
+      },
+      "engines": {
+        "node": ">=14.14",
+        "npm": ">=6"
+      }
+    },
+    "node_modules/@posthog/cli/node_modules/detect-libc": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/detect-libc/-/detect-libc-2.1.2.tgz",
+      "integrity": "sha512-Btj2BOOO83o3WyH59e8MgXsxEQVcarkUOpEYrubB0urwnN10yQ364rsiByU11nZlqWYZm05i/of7io4mzihBtQ==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/@posthog/cli/node_modules/prettier": {
+      "version": "3.8.3",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.8.3.tgz",
+      "integrity": "sha512-7igPTM53cGHMW8xWuVTydi2KO233VFiTNyF5hLJqpilHfmn8C8gPf+PS7dUT64YcXFbiMGZxS9pCSxL/Dxm/Jw==",
+      "extraneous": true,
+      "license": "MIT",
+      "bin": {
+        "prettier": "bin/prettier.cjs"
+      },
+      "engines": {
+        "node": ">=14"
+      },
+      "funding": {
+        "url": "https://github.com/prettier/prettier?sponsor=1"
+      }
+    },
     "node_modules/@posthog/core": {
       "version": "1.29.11",
       "resolved": "https://registry.npmjs.org/@posthog/core/-/core-1.29.11.tgz",
@@ -338,6 +409,31 @@
         "@posthog/types": "1.376.2"
       }
     },
+    "node_modules/@posthog/plugin-utils": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/@posthog/plugin-utils/-/plugin-utils-1.2.0.tgz",
+      "integrity": "sha512-SXG2oVxPnliYKmixyIYqPv1CA4UYPZy9fQL5H+mvN/OQpKioRTawp8I2ofQmf6SfiYpnf+KAzLiRUlK7S3rOCw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "cross-spawn": "^7.0.6"
+      }
+    },
+    "node_modules/@posthog/rollup-plugin": {
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/@posthog/rollup-plugin/-/rollup-plugin-1.5.1.tgz",
+      "integrity": "sha512-4ZNhhgnMEdRXP5YlLngHEwaaobrpNhHMT7JY4kZ1uLjGeURRbq7OjWNNg2MGN6iJgR8iIbvbt4Kho1WxflCz6A==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@posthog/cli": "~0.14.1",
+        "@posthog/plugin-utils": "^1.2.0",
+        "magic-string": "^0.30.17"
+      },
+      "peerDependencies": {
+        "rollup": ">= 4.0.0"
+      }
+    },
     "node_modules/@posthog/types": {
       "version": "1.376.2",
       "resolved": "https://registry.npmjs.org/@posthog/types/-/types-1.376.2.tgz",
@@ -500,9 +596,6 @@
         "arm64"
       ],
       "dev": true,
-      "libc": [
-        "glibc"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -520,9 +613,6 @@
         "arm64"
       ],
       "dev": true,
-      "libc": [
-        "musl"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -540,9 +630,6 @@
         "ppc64"
       ],
       "dev": true,
-      "libc": [
-        "glibc"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -560,9 +647,6 @@
         "s390x"
       ],
       "dev": true,
-      "libc": [
-        "glibc"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -580,9 +664,6 @@
         "x64"
       ],
       "dev": true,
-      "libc": [
-        "glibc"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -600,9 +681,6 @@
         "x64"
       ],
       "dev": true,
-      "libc": [
-        "musl"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -689,6 +767,381 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@rollup/rollup-android-arm-eabi": {
+      "version": "4.63.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm-eabi/-/rollup-android-arm-eabi-4.63.0.tgz",
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+      "cpu": [
+        "arm"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "android"
+      ],
+      "peer": true
+    },
+    "node_modules/@rollup/rollup-android-arm64": {
+      "version": "4.63.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm64/-/rollup-android-arm64-4.63.0.tgz",
+      "integrity": "sha512-YC86tYIHK6M1IV+wbzO+Bxk8RCBr6ZyWYgWxUCzaZD8mc8rrFoIJDNzDrkHBYRc/wKdrsIXmm6/F7NzrAO+OrA==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "android"
+      ],
+      "peer": true
+    },
+    "node_modules/@rollup/rollup-darwin-arm64": {
+      "version": "4.63.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-arm64/-/rollup-darwin-arm64-4.63.0.tgz",
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+      "integrity": "sha512-iZPmniy4kNBf5yo2RezbkYNNK5HPbXE9+g+twnbqSng7dtLEJy1SKoxiE/ni4FDacjyuZpEeb9U054N4EoKHYw==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "peer": true
+    },
+    "node_modules/@rollup/rollup-win32-ia32-msvc": {
+      "version": "4.63.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-ia32-msvc/-/rollup-win32-ia32-msvc-4.63.0.tgz",
+      "integrity": "sha512-mFBBd+LF37fnE8JnYUOH+imj0aPFPK30vpar4ehJkgnLj9sZn8ZxiRENmLtgIwxK7TC8klF6N57fxdNBwQoqOA==",
+      "cpu": [
+        "ia32"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "peer": true
+    },
+    "node_modules/@rollup/rollup-win32-x64-gnu": {
+      "version": "4.63.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-x64-gnu/-/rollup-win32-x64-gnu-4.63.0.tgz",
+      "integrity": "sha512-ujeqEY3B+zbGn3Z4Q03cUBG/LGWnBJncVT36WER31LcOsQk9+1dmINKKtvmmfChUvRbK1G0R8OhMWFgHgaZtAw==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "peer": true
+    },
+    "node_modules/@rollup/rollup-win32-x64-msvc": {
+      "version": "4.63.0",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-x64-msvc/-/rollup-win32-x64-msvc-4.63.0.tgz",
+      "integrity": "sha512-hncn90N4sOky0L2LKE5oESKLbxCPeVo4eLA2LSMoDzM+879ml4WSr+Rr4DWknNIVVvS1Hirkc9hx02W6YxS8rQ==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "peer": true
+    },
     "node_modules/@tybys/wasm-util": {
       "version": "0.10.2",
       "resolved": "https://registry.npmjs.org/@tybys/wasm-util/-/wasm-util-0.10.2.tgz",
@@ -700,6 +1153,14 @@
         "tslib": "^2.4.0"
       }
     },
+    "node_modules/@types/estree": {
+      "version": "1.0.9",
+      "resolved": "https://registry.npmjs.org/@types/estree/-/estree-1.0.9.tgz",
+      "integrity": "sha512-GhdPgy1el4/ImP05X05Uw4cw2/M93BCUmnEvWZNStlCzEKME4Fkk+YpoA5OiHNQmoS7Cafb8Xa3Pya8m1Qrzeg==",
+      "dev": true,
+      "license": "MIT",
+      "peer": true
+    },
     "node_modules/@types/node": {
       "version": "25.9.1",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-25.9.1.tgz",
@@ -773,6 +1234,21 @@
         "url": "https://opencollective.com/core-js"
       }
     },
+    "node_modules/cross-spawn": {
+      "version": "7.0.6",
+      "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-7.0.6.tgz",
+      "integrity": "sha512-uV2QOWP2nWzsy2aMp8aRibhi9dlzF5Hgh5SHaB9OiTGEyDTiJJyx0uy51QXdyWbtAHNua4XJzUKca3OzKUd3vA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "path-key": "^3.1.0",
+        "shebang-command": "^2.0.0",
+        "which": "^2.0.1"
+      },
+      "engines": {
+        "node": ">= 8"
+      }
+    },
     "node_modules/csstype": {
       "version": "3.2.3",
       "resolved": "https://registry.npmjs.org/csstype/-/csstype-3.2.3.tgz",
@@ -838,6 +1314,13 @@
         "node": "^8.16.0 || ^10.6.0 || >=11.0.0"
       }
     },
+    "node_modules/isexe": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
+      "integrity": "sha512-RHxMLp9lnKHGHRng9QFhRCMbYAcVpn69smSGcq3f36xjgVVWThj4qqLbTLlq7Ssj8B+fIQ1EuCEGI2lKsyQeIw==",
+      "dev": true,
+      "license": "ISC"
+    },
     "node_modules/lightningcss": {
       "version": "1.32.0",
       "resolved": "https://registry.npmjs.org/lightningcss/-/lightningcss-1.32.0.tgz",
@@ -981,9 +1464,6 @@
         "arm64"
       ],
       "dev": true,
-      "libc": [
-        "glibc"
-      ],
       "license": "MPL-2.0",
       "optional": true,
       "os": [
@@ -1005,9 +1485,6 @@
         "arm64"
       ],
       "dev": true,
-      "libc": [
-        "musl"
-      ],
       "license": "MPL-2.0",
       "optional": true,
       "os": [
@@ -1029,9 +1506,6 @@
         "x64"
       ],
       "dev": true,
-      "libc": [
-        "glibc"
-      ],
       "license": "MPL-2.0",
       "optional": true,
       "os": [
@@ -1053,9 +1527,6 @@
         "x64"
       ],
       "dev": true,
-      "libc": [
-        "musl"
-      ],
       "license": "MPL-2.0",
       "optional": true,
       "os": [
@@ -1117,6 +1588,16 @@
       "integrity": "sha512-mNAgZ1GmyNhD7AuqnTG3/VQ26o760+ZYBPKjPvugO8+nLbYfX6TVpJPseBvopbdY+qpZ/lKUnmEc1LeZYS3QAA==",
       "license": "Apache-2.0"
     },
+    "node_modules/magic-string": {
+      "version": "0.30.21",
+      "resolved": "https://registry.npmjs.org/magic-string/-/magic-string-0.30.21.tgz",
+      "integrity": "sha512-vd2F4YUyEXKGcLHoq+TEyCjxueSeHnFxyyjNp80yg0XV4vUhnDer/lvvlqM/arB5bXQN5K2/3oinyCRyx8T2CQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@jridgewell/sourcemap-codec": "^1.5.5"
+      }
+    },
     "node_modules/nanoid": {
       "version": "3.3.12",
       "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.12.tgz",
@@ -1136,6 +1617,16 @@
         "node": "^10 || ^12 || ^13.7 || ^14 || >=15.0.1"
       }
     },
+    "node_modules/path-key": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/path-key/-/path-key-3.1.1.tgz",
+      "integrity": "sha512-ojmeN0qd+y0jszEtoY48r0Peq5dwMEkIlCOu6Q5f41lfkswXuKtYrhgoTpLnyIcHm24Uhqx+5Tqm2InSwLhE6Q==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/picocolors": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.1.1.tgz",
@@ -1301,12 +1792,82 @@
         "@rolldown/binding-win32-x64-msvc": "1.0.2"
       }
     },
+    "node_modules/rollup": {
+      "version": "4.63.0",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-4.63.0.tgz",
+      "integrity": "sha512-T5vnZ2y4QqC3/4P+w2+JO+Q/OVdnPsv4XcSYJYMEn0R9/jjl5AgLwO9LAZMzP2lN71O6pypn91rB7lDstUkfrQ==",
+      "dev": true,
+      "license": "MIT",
+      "peer": true,
+      "dependencies": {
+        "@types/estree": "1.0.9"
+      },
+      "bin": {
+        "rollup": "dist/bin/rollup"
+      },
+      "engines": {
+        "node": ">=18.0.0",
+        "npm": ">=8.0.0"
+      },
+      "optionalDependencies": {
+        "@napi-rs/lzma-linux-x64-gnu": "1.5.1",
+        "@rollup/rollup-android-arm-eabi": "4.63.0",
+        "@rollup/rollup-android-arm64": "4.63.0",
+        "@rollup/rollup-darwin-arm64": "4.63.0",
+        "@rollup/rollup-darwin-x64": "4.63.0",
+        "@rollup/rollup-freebsd-arm64": "4.63.0",
+        "@rollup/rollup-freebsd-x64": "4.63.0",
+        "@rollup/rollup-linux-arm-gnueabihf": "4.63.0",
+        "@rollup/rollup-linux-arm-musleabihf": "4.63.0",
+        "@rollup/rollup-linux-arm64-gnu": "4.63.0",
+        "@rollup/rollup-linux-arm64-musl": "4.63.0",
+        "@rollup/rollup-linux-loong64-gnu": "4.63.0",
+        "@rollup/rollup-linux-loong64-musl": "4.63.0",
+        "@rollup/rollup-linux-ppc64-gnu": "4.63.0",
+        "@rollup/rollup-linux-ppc64-musl": "4.63.0",
+        "@rollup/rollup-linux-riscv64-gnu": "4.63.0",
+        "@rollup/rollup-linux-riscv64-musl": "4.63.0",
+        "@rollup/rollup-linux-s390x-gnu": "4.63.0",
+        "@rollup/rollup-linux-x64-gnu": "4.63.0",
+        "@rollup/rollup-linux-x64-musl": "4.63.0",
+        "@rollup/rollup-openbsd-x64": "4.63.0",
+        "@rollup/rollup-openharmony-arm64": "4.63.0",
+        "@rollup/rollup-win32-arm64-msvc": "4.63.0",
+        "@rollup/rollup-win32-ia32-msvc": "4.63.0",
+        "@rollup/rollup-win32-x64-gnu": "4.63.0",
+        "@rollup/rollup-win32-x64-msvc": "4.63.0",
+        "fsevents": "~2.3.2"
+      }
+    },
     "node_modules/scheduler": {
       "version": "0.27.0",
       "resolved": "https://registry.npmjs.org/scheduler/-/scheduler-0.27.0.tgz",
       "integrity": "sha512-eNv+WrVbKu1f3vbYJT/xtiF5syA5HPIMtf9IgY/nKg0sWqzAUEvqY/xm7OcZc/qafLx/iO9FgOmeSAp4v5ti/Q==",
       "license": "MIT"
     },
+    "node_modules/shebang-command": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-2.0.0.tgz",
+      "integrity": "sha512-kHxr2zZpYtdmrN1qDjrrX/Z1rR1kG8Dx+gkpK1G4eXmvXswmcE1hTWBWYUzlraYw1/yZp6YuDY77YtvbN0dmDA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "shebang-regex": "^3.0.0"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/shebang-regex": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/shebang-regex/-/shebang-regex-3.0.0.tgz",
+      "integrity": "sha512-7++dFhtcx3353uBaq8DDR4NuxBetBzC7ZQOhmTQInHEd6bSrXdiEyzCvG07Z44UYdLShWUyXt5M/yhz8ekcb1A==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/source-map-js": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.2.1.tgz",
@@ -1445,6 +2006,22 @@
       "resolved": "https://registry.npmjs.org/web-vitals/-/web-vitals-5.2.0.tgz",
       "integrity": "sha512-i2z98bEmaCqSDiHEDu+gHl/dmR4Q+TxFmG3/13KkMO+o8UxQzCqWaDRCiLgEa41nlO4VpXSI0ASa1xWmO9sBlA==",
       "license": "Apache-2.0"
+    },
+    "node_modules/which": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
+      "integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
+      "dev": true,
+      "license": "ISC",
+      "dependencies": {
+        "isexe": "^2.0.0"
+      },
+      "bin": {
+        "node-which": "bin/node-which"
+      },
+      "engines": {
+        "node": ">= 8"
+      }
     }
   }
 }
diff --git a/apps/error-tracking-upload-source-maps/react-vite/package.json b/apps/error-tracking-upload-source-maps/react-vite/package.json
index 6042ca545..446d00398 100644
--- a/apps/error-tracking-upload-source-maps/react-vite/package.json
+++ b/apps/error-tracking-upload-source-maps/react-vite/package.json
@@ -14,6 +14,7 @@
     "react-dom": "^19.2.6"
   },
   "devDependencies": {
+    "@posthog/rollup-plugin": "^1.5.1",
     "@types/react": "^19.2.14",
     "@types/react-dom": "^19.2.3",
     "@vitejs/plugin-react": "^6.0.1",
diff --git a/apps/error-tracking-upload-source-maps/react-vite/src/App.tsx b/apps/error-tracking-upload-source-maps/react-vite/src/App.tsx
index ddf71a7dc..bd4a65b17 100644
--- a/apps/error-tracking-upload-source-maps/react-vite/src/App.tsx
+++ b/apps/error-tracking-upload-source-maps/react-vite/src/App.tsx
@@ -10,6 +10,11 @@ function App() {
       <button onClick={() => posthog?.capture('button_clicked')}>
         Capture event
       </button>
+      {/* POSTHOG TEST - REMOVE AFTER TESTING */}
+      <button onClick={() => posthog?.captureException(new Error('PostHog source maps test'))}>
+        Test PostHog Error Tracking
+      </button>
+      {/* END POSTHOG TEST */}
     </main>
   )
 }
diff --git a/apps/error-tracking-upload-source-maps/react-vite/vite.config.ts b/apps/error-tracking-upload-source-maps/react-vite/vite.config.ts
index 8b0f57b91..bbed1559f 100644
--- a/apps/error-tracking-upload-source-maps/react-vite/vite.config.ts
+++ b/apps/error-tracking-upload-source-maps/react-vite/vite.config.ts
@@ -1,7 +1,22 @@
-import { defineConfig } from 'vite'
+import { defineConfig, loadEnv } from 'vite'
 import react from '@vitejs/plugin-react'
+import posthog from '@posthog/rollup-plugin'
 
 // https://vite.dev/config/
-export default defineConfig({
-  plugins: [react()],
-})
+export default ({ mode }: { mode: string }) => {
+  process.env = { ...process.env, ...loadEnv(mode, process.cwd(), '') }
+  return defineConfig({
+    plugins: [
+      react(),
+      posthog({
+        personalApiKey: process.env.POSTHOG_API_KEY!,
+        projectId: process.env.POSTHOG_PROJECT_ID,
+        host: process.env.POSTHOG_HOST,
+        sourcemaps: {
+          enabled: true,
+          deleteAfterUpload: true,
+        },
+      }),
+    ],
+  })
+}