diff --git a/bin/wtc b/bin/wtc
index da225ff..bf01370 100755
--- a/bin/wtc
+++ b/bin/wtc
@@ -1,4 +1,4 @@
 #!/bin/sh
 
 DIR="$(dirname "$(readlink -f "$0")")"
-node "$DIR/../dist/main.js" "$@"
+node "$DIR/../dist/wtc.js" "$@"
diff --git a/package-lock.json b/package-lock.json
index 04db5dc..7a63fe2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,10 +19,14 @@
                 "wtc": "bin/wtc"
             },
             "devDependencies": {
+                "@rollup/plugin-terser": "^0.4.4",
+                "@rollup/plugin-typescript": "^11.1.5",
                 "@types/node": "^20.9.0",
                 "@types/yargs": "^17.0.31",
                 "@typescript-eslint/eslint-plugin": "^6.10.0",
                 "eslint-config-prettier": "^9.0.0",
+                "rollup": "^4.5.1",
+                "tslib": "^2.6.2",
                 "typescript": "^5.2.2"
             }
         },
@@ -135,6 +139,64 @@
             "resolved": "https://registry.npmjs.org/@iarna/toml/-/toml-2.2.5.tgz",
             "integrity": "sha512-trnsAYxU3xnS1gPHPyU961coFyLkh4gAD/0zQ5mymY4yOZ+CYvsPqUbOFSw0aDM4y0tV7tiFxL/1XfXPNC6IPg=="
         },
+        "node_modules/@jridgewell/gen-mapping": {
+            "version": "0.3.3",
+            "resolved": "https://registry.npmjs.org/@jridgewell/gen-mapping/-/gen-mapping-0.3.3.tgz",
+            "integrity": "sha512-HLhSWOLRi875zjjMG/r+Nv0oCW8umGb0BgEhyX3dDX3egwZtB8PqLnjz3yedt8R5StBrzcg4aBpnh8UA9D1BoQ==",
+            "dev": true,
+            "dependencies": {
+                "@jridgewell/set-array": "^1.0.1",
+                "@jridgewell/sourcemap-codec": "^1.4.10",
+                "@jridgewell/trace-mapping": "^0.3.9"
+            },
+            "engines": {
+                "node": ">=6.0.0"
+            }
+        },
+        "node_modules/@jridgewell/resolve-uri": {
+            "version": "3.1.1",
+            "resolved": "https://registry.npmjs.org/@jridgewell/resolve-uri/-/resolve-uri-3.1.1.tgz",
+            "integrity": "sha512-dSYZh7HhCDtCKm4QakX0xFpsRDqjjtZf/kjI/v3T3Nwt5r8/qz/M19F9ySyOqU94SXBmeG9ttTul+YnR4LOxFA==",
+            "dev": true,
+            "engines": {
+                "node": ">=6.0.0"
+            }
+        },
+        "node_modules/@jridgewell/set-array": {
+            "version": "1.1.2",
+            "resolved": "https://registry.npmjs.org/@jridgewell/set-array/-/set-array-1.1.2.tgz",
+            "integrity": "sha512-xnkseuNADM0gt2bs+BvhO0p78Mk762YnZdsuzFV018NoG1Sj1SCQvpSqa7XUaTam5vAGasABV9qXASMKnFMwMw==",
+            "dev": true,
+            "engines": {
+                "node": ">=6.0.0"
+            }
+        },
+        "node_modules/@jridgewell/source-map": {
+            "version": "0.3.5",
+            "resolved": "https://registry.npmjs.org/@jridgewell/source-map/-/source-map-0.3.5.tgz",
+            "integrity": "sha512-UTYAUj/wviwdsMfzoSJspJxbkH5o1snzwX0//0ENX1u/55kkZZkcTZP6u9bwKGkv+dkk9at4m1Cpt0uY80kcpQ==",
+            "dev": true,
+            "dependencies": {
+                "@jridgewell/gen-mapping": "^0.3.0",
+                "@jridgewell/trace-mapping": "^0.3.9"
+            }
+        },
+        "node_modules/@jridgewell/sourcemap-codec": {
+            "version": "1.4.15",
+            "resolved": "https://registry.npmjs.org/@jridgewell/sourcemap-codec/-/sourcemap-codec-1.4.15.tgz",
+            "integrity": "sha512-eF2rxCRulEKXHTRiDrDy6erMYWqNw4LPdQ8UQA4huuxaQsVeRPFl2oM8oDGxMFhJUWZf9McpLtJasDDZb/Bpeg==",
+            "dev": true
+        },
+        "node_modules/@jridgewell/trace-mapping": {
+            "version": "0.3.20",
+            "resolved": "https://registry.npmjs.org/@jridgewell/trace-mapping/-/trace-mapping-0.3.20.tgz",
+            "integrity": "sha512-R8LcPeWZol2zR8mmH3JeKQ6QRCFb7XgUhV9ZlGhHLGyg4wpPiPZNQOOWhFZhxKw8u//yTbNGI42Bx/3paXEQ+Q==",
+            "dev": true,
+            "dependencies": {
+                "@jridgewell/resolve-uri": "^3.1.0",
+                "@jridgewell/sourcemap-codec": "^1.4.14"
+            }
+        },
         "node_modules/@nodelib/fs.scandir": {
             "version": "2.1.5",
             "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz",
@@ -170,6 +232,238 @@
                 "node": ">= 8"
             }
         },
+        "node_modules/@rollup/plugin-terser": {
+            "version": "0.4.4",
+            "resolved": "https://registry.npmjs.org/@rollup/plugin-terser/-/plugin-terser-0.4.4.tgz",
+            "integrity": "sha512-XHeJC5Bgvs8LfukDwWZp7yeqin6ns8RTl2B9avbejt6tZqsqvVoWI7ZTQrcNsfKEDWBTnTxM8nMDkO2IFFbd0A==",
+            "dev": true,
+            "dependencies": {
+                "serialize-javascript": "^6.0.1",
+                "smob": "^1.0.0",
+                "terser": "^5.17.4"
+            },
+            "engines": {
+                "node": ">=14.0.0"
+            },
+            "peerDependencies": {
+                "rollup": "^2.0.0||^3.0.0||^4.0.0"
+            },
+            "peerDependenciesMeta": {
+                "rollup": {
+                    "optional": true
+                }
+            }
+        },
+        "node_modules/@rollup/plugin-typescript": {
+            "version": "11.1.5",
+            "resolved": "https://registry.npmjs.org/@rollup/plugin-typescript/-/plugin-typescript-11.1.5.tgz",
+            "integrity": "sha512-rnMHrGBB0IUEv69Q8/JGRD/n4/n6b3nfpufUu26axhUcboUzv/twfZU8fIBbTOphRAe0v8EyxzeDpKXqGHfyDA==",
+            "dev": true,
+            "dependencies": {
+                "@rollup/pluginutils": "^5.0.1",
+                "resolve": "^1.22.1"
+            },
+            "engines": {
+                "node": ">=14.0.0"
+            },
+            "peerDependencies": {
+                "rollup": "^2.14.0||^3.0.0||^4.0.0",
+                "tslib": "*",
+                "typescript": ">=3.7.0"
+            },
+            "peerDependenciesMeta": {
+                "rollup": {
+                    "optional": true
+                },
+                "tslib": {
+                    "optional": true
+                }
+            }
+        },
+        "node_modules/@rollup/pluginutils": {
+            "version": "5.0.5",
+            "resolved": "https://registry.npmjs.org/@rollup/pluginutils/-/pluginutils-5.0.5.tgz",
+            "integrity": "sha512-6aEYR910NyP73oHiJglti74iRyOwgFU4x3meH/H8OJx6Ry0j6cOVZ5X/wTvub7G7Ao6qaHBEaNsV3GLJkSsF+Q==",
+            "dev": true,
+            "dependencies": {
+                "@types/estree": "^1.0.0",
+                "estree-walker": "^2.0.2",
+                "picomatch": "^2.3.1"
+            },
+            "engines": {
+                "node": ">=14.0.0"
+            },
+            "peerDependencies": {
+                "rollup": "^1.20.0||^2.0.0||^3.0.0||^4.0.0"
+            },
+            "peerDependenciesMeta": {
+                "rollup": {
+                    "optional": true
+                }
+            }
+        },
+        "node_modules/@rollup/rollup-android-arm-eabi": {
+            "version": "4.5.1",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm-eabi/-/rollup-android-arm-eabi-4.5.1.tgz",
+            "integrity": "sha512-YaN43wTyEBaMqLDYeze+gQ4ZrW5RbTEGtT5o1GVDkhpdNcsLTnLRcLccvwy3E9wiDKWg9RIhuoy3JQKDRBfaZA==",
+            "cpu": [
+                "arm"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "android"
+            ]
+        },
+        "node_modules/@rollup/rollup-android-arm64": {
+            "version": "4.5.1",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm64/-/rollup-android-arm64-4.5.1.tgz",
+            "integrity": "sha512-n1bX+LCGlQVuPlCofO0zOKe1b2XkFozAVRoczT+yxWZPGnkEAKTTYVOGZz8N4sKuBnKMxDbfhUsB1uwYdup/sw==",
+            "cpu": [
+                "arm64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "android"
+            ]
+        },
+        "node_modules/@rollup/rollup-darwin-arm64": {
+            "version": "4.5.1",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-arm64/-/rollup-darwin-arm64-4.5.1.tgz",
+            "integrity": "sha512-QqJBumdvfBqBBmyGHlKxje+iowZwrHna7pokj/Go3dV1PJekSKfmjKrjKQ/e6ESTGhkfPNLq3VXdYLAc+UtAQw==",
+            "cpu": [
+                "arm64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "darwin"
+            ]
+        },
+        "node_modules/@rollup/rollup-darwin-x64": {
+            "version": "4.5.1",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-x64/-/rollup-darwin-x64-4.5.1.tgz",
+            "integrity": "sha512-RrkDNkR/P5AEQSPkxQPmd2ri8WTjSl0RYmuFOiEABkEY/FSg0a4riihWQGKDJ4LnV9gigWZlTMx2DtFGzUrYQw==",
+            "cpu": [
+                "x64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "darwin"
+            ]
+        },
+        "node_modules/@rollup/rollup-linux-arm-gnueabihf": {
+            "version": "4.5.1",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm-gnueabihf/-/rollup-linux-arm-gnueabihf-4.5.1.tgz",
+            "integrity": "sha512-ZFPxvUZmE+fkB/8D9y/SWl/XaDzNSaxd1TJUSE27XAKlRpQ2VNce/86bGd9mEUgL3qrvjJ9XTGwoX0BrJkYK/A==",
+            "cpu": [
+                "arm"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "linux"
+            ]
+        },
+        "node_modules/@rollup/rollup-linux-arm64-gnu": {
+            "version": "4.5.1",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm64-gnu/-/rollup-linux-arm64-gnu-4.5.1.tgz",
+            "integrity": "sha512-FEuAjzVIld5WVhu+M2OewLmjmbXWd3q7Zcx+Rwy4QObQCqfblriDMMS7p7+pwgjZoo9BLkP3wa9uglQXzsB9ww==",
+            "cpu": [
+                "arm64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "linux"
+            ]
+        },
+        "node_modules/@rollup/rollup-linux-arm64-musl": {
+            "version": "4.5.1",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm64-musl/-/rollup-linux-arm64-musl-4.5.1.tgz",
+            "integrity": "sha512-f5Gs8WQixqGRtI0Iq/cMqvFYmgFzMinuJO24KRfnv7Ohi/HQclwrBCYkzQu1XfLEEt3DZyvveq9HWo4bLJf1Lw==",
+            "cpu": [
+                "arm64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "linux"
+            ]
+        },
+        "node_modules/@rollup/rollup-linux-x64-gnu": {
+            "version": "4.5.1",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-x64-gnu/-/rollup-linux-x64-gnu-4.5.1.tgz",
+            "integrity": "sha512-CWPkPGrFfN2vj3mw+S7A/4ZaU3rTV7AkXUr08W9lNP+UzOvKLVf34tWCqrKrfwQ0NTk5GFqUr2XGpeR2p6R4gw==",
+            "cpu": [
+                "x64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "linux"
+            ]
+        },
+        "node_modules/@rollup/rollup-linux-x64-musl": {
+            "version": "4.5.1",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-x64-musl/-/rollup-linux-x64-musl-4.5.1.tgz",
+            "integrity": "sha512-ZRETMFA0uVukUC9u31Ed1nx++29073goCxZtmZARwk5aF/ltuENaeTtRVsSQzFlzdd4J6L3qUm+EW8cbGt0CKQ==",
+            "cpu": [
+                "x64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "linux"
+            ]
+        },
+        "node_modules/@rollup/rollup-win32-arm64-msvc": {
+            "version": "4.5.1",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-arm64-msvc/-/rollup-win32-arm64-msvc-4.5.1.tgz",
+            "integrity": "sha512-ihqfNJNb2XtoZMSCPeoo0cYMgU04ksyFIoOw5S0JUVbOhafLot+KD82vpKXOurE2+9o/awrqIxku9MRR9hozHQ==",
+            "cpu": [
+                "arm64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "win32"
+            ]
+        },
+        "node_modules/@rollup/rollup-win32-ia32-msvc": {
+            "version": "4.5.1",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-ia32-msvc/-/rollup-win32-ia32-msvc-4.5.1.tgz",
+            "integrity": "sha512-zK9MRpC8946lQ9ypFn4gLpdwr5a01aQ/odiIJeL9EbgZDMgbZjjT/XzTqJvDfTmnE1kHdbG20sAeNlpc91/wbg==",
+            "cpu": [
+                "ia32"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "win32"
+            ]
+        },
+        "node_modules/@rollup/rollup-win32-x64-msvc": {
+            "version": "4.5.1",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-x64-msvc/-/rollup-win32-x64-msvc-4.5.1.tgz",
+            "integrity": "sha512-5I3Nz4Sb9TYOtkRwlH0ow+BhMH2vnh38tZ4J4mggE48M/YyJyp/0sPSxhw1UeS1+oBgQ8q7maFtSeKpeRJu41Q==",
+            "cpu": [
+                "x64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "win32"
+            ]
+        },
+        "node_modules/@types/estree": {
+            "version": "1.0.5",
+            "resolved": "https://registry.npmjs.org/@types/estree/-/estree-1.0.5.tgz",
+            "integrity": "sha512-/kYRxGDLWzHOB7q+wtSUQlFrtcdUccpfy+X+9iMBpHK8QLLhx2wIPYuS5DYtR9Wa/YlZAbIovy7qVdB1Aq6Lyw==",
+            "dev": true
+        },
         "node_modules/@types/json-schema": {
             "version": "7.0.15",
             "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.15.tgz",
@@ -408,7 +702,6 @@
             "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.11.2.tgz",
             "integrity": "sha512-nc0Axzp/0FILLEVsm4fNwLCwMttvhEI263QtVPQcbpfZZ3ts0hLsZGOpE6czNlid7CJ9MlyH8reXkpsf3YUY4w==",
             "dev": true,
-            "peer": true,
             "bin": {
                 "acorn": "bin/acorn"
             },
@@ -511,6 +804,12 @@
                 "node": ">=8"
             }
         },
+        "node_modules/buffer-from": {
+            "version": "1.1.2",
+            "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.2.tgz",
+            "integrity": "sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ==",
+            "dev": true
+        },
         "node_modules/callsites": {
             "version": "3.1.0",
             "resolved": "https://registry.npmjs.org/callsites/-/callsites-3.1.0.tgz",
@@ -561,6 +860,12 @@
             "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
             "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA=="
         },
+        "node_modules/commander": {
+            "version": "2.20.3",
+            "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+            "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
+            "dev": true
+        },
         "node_modules/concat-map": {
             "version": "0.0.1",
             "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
@@ -851,6 +1156,12 @@
                 "node": ">=4.0"
             }
         },
+        "node_modules/estree-walker": {
+            "version": "2.0.2",
+            "resolved": "https://registry.npmjs.org/estree-walker/-/estree-walker-2.0.2.tgz",
+            "integrity": "sha512-Rfkk/Mp/DL7JVje3u18FxFujQlTNR2q6QfMSMB7AvCBx91NGj/ba3kCfza0f6dVDbw7YlRf/nDrn7pQrCCyQ/w==",
+            "dev": true
+        },
         "node_modules/esutils": {
             "version": "2.0.3",
             "resolved": "https://registry.npmjs.org/esutils/-/esutils-2.0.3.tgz",
@@ -990,6 +1301,29 @@
             "dev": true,
             "peer": true
         },
+        "node_modules/fsevents": {
+            "version": "2.3.3",
+            "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.3.tgz",
+            "integrity": "sha512-5xoDfX+fL7faATnagmWPpbFtwh/R77WmMMqqHGS65C3vvB0YHrgF+B1YmZ3441tMj5n63k0212XNoJwzlhffQw==",
+            "dev": true,
+            "hasInstallScript": true,
+            "optional": true,
+            "os": [
+                "darwin"
+            ],
+            "engines": {
+                "node": "^8.16.0 || ^10.6.0 || >=11.0.0"
+            }
+        },
+        "node_modules/function-bind": {
+            "version": "1.1.2",
+            "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.2.tgz",
+            "integrity": "sha512-7XHNxH7qX9xG5mIwxkhumTox/MIRNcOgDrxWsMt2pAr23WHp6MrRlN7FBSFpCpr+oVO0F744iUgR82nJMfG2SA==",
+            "dev": true,
+            "funding": {
+                "url": "https://github.com/sponsors/ljharb"
+            }
+        },
         "node_modules/get-caller-file": {
             "version": "2.0.5",
             "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-2.0.5.tgz",
@@ -1084,6 +1418,18 @@
                 "node": ">=8"
             }
         },
+        "node_modules/hasown": {
+            "version": "2.0.0",
+            "resolved": "https://registry.npmjs.org/hasown/-/hasown-2.0.0.tgz",
+            "integrity": "sha512-vUptKVTpIJhcczKBbgnS+RtcuYMB8+oNzPK2/Hp3hanz8JmpATdmmgLgSaadVREkDm+e2giHwY3ZRkyjSIDDFA==",
+            "dev": true,
+            "dependencies": {
+                "function-bind": "^1.1.2"
+            },
+            "engines": {
+                "node": ">= 0.4"
+            }
+        },
         "node_modules/ignore": {
             "version": "5.2.4",
             "resolved": "https://registry.npmjs.org/ignore/-/ignore-5.2.4.tgz",
@@ -1138,6 +1484,18 @@
             "dev": true,
             "peer": true
         },
+        "node_modules/is-core-module": {
+            "version": "2.13.1",
+            "resolved": "https://registry.npmjs.org/is-core-module/-/is-core-module-2.13.1.tgz",
+            "integrity": "sha512-hHrIjvZsftOsvKSn2TRYl63zvxsgE0K+0mYMoH6gD4omR5IWB2KynivBQczo3+wF1cCkjzvptnI9Q0sPU66ilw==",
+            "dev": true,
+            "dependencies": {
+                "hasown": "^2.0.0"
+            },
+            "funding": {
+                "url": "https://github.com/sponsors/ljharb"
+            }
+        },
         "node_modules/is-extglob": {
             "version": "2.1.1",
             "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-2.1.1.tgz",
@@ -1436,6 +1794,12 @@
                 "node": ">=8"
             }
         },
+        "node_modules/path-parse": {
+            "version": "1.0.7",
+            "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.7.tgz",
+            "integrity": "sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw==",
+            "dev": true
+        },
         "node_modules/path-type": {
             "version": "4.0.0",
             "resolved": "https://registry.npmjs.org/path-type/-/path-type-4.0.0.tgz",
@@ -1497,6 +1861,15 @@
                 }
             ]
         },
+        "node_modules/randombytes": {
+            "version": "2.1.0",
+            "resolved": "https://registry.npmjs.org/randombytes/-/randombytes-2.1.0.tgz",
+            "integrity": "sha512-vYl3iOX+4CKUWuxGi9Ukhie6fsqXqS9FE2Zaic4tNFD2N2QQaXOMFbuKK4QmDHC0JO6B1Zp41J0LpT0oR68amQ==",
+            "dev": true,
+            "dependencies": {
+                "safe-buffer": "^5.1.0"
+            }
+        },
         "node_modules/require-directory": {
             "version": "2.1.1",
             "resolved": "https://registry.npmjs.org/require-directory/-/require-directory-2.1.1.tgz",
@@ -1505,6 +1878,23 @@
                 "node": ">=0.10.0"
             }
         },
+        "node_modules/resolve": {
+            "version": "1.22.8",
+            "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.22.8.tgz",
+            "integrity": "sha512-oKWePCxqpd6FlLvGV1VU0x7bkPmmCNolxzjMf4NczoDnQcIWrAF+cPtZn5i6n+RfD2d9i0tzpKnG6Yk168yIyw==",
+            "dev": true,
+            "dependencies": {
+                "is-core-module": "^2.13.0",
+                "path-parse": "^1.0.7",
+                "supports-preserve-symlinks-flag": "^1.0.0"
+            },
+            "bin": {
+                "resolve": "bin/resolve"
+            },
+            "funding": {
+                "url": "https://github.com/sponsors/ljharb"
+            }
+        },
         "node_modules/resolve-from": {
             "version": "4.0.0",
             "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-4.0.0.tgz",
@@ -1541,6 +1931,34 @@
                 "url": "https://github.com/sponsors/isaacs"
             }
         },
+        "node_modules/rollup": {
+            "version": "4.5.1",
+            "resolved": "https://registry.npmjs.org/rollup/-/rollup-4.5.1.tgz",
+            "integrity": "sha512-0EQribZoPKpb5z1NW/QYm3XSR//Xr8BeEXU49Lc/mQmpmVVG5jPUVrpc2iptup/0WMrY9mzas0fxH+TjYvG2CA==",
+            "dev": true,
+            "bin": {
+                "rollup": "dist/bin/rollup"
+            },
+            "engines": {
+                "node": ">=18.0.0",
+                "npm": ">=8.0.0"
+            },
+            "optionalDependencies": {
+                "@rollup/rollup-android-arm-eabi": "4.5.1",
+                "@rollup/rollup-android-arm64": "4.5.1",
+                "@rollup/rollup-darwin-arm64": "4.5.1",
+                "@rollup/rollup-darwin-x64": "4.5.1",
+                "@rollup/rollup-linux-arm-gnueabihf": "4.5.1",
+                "@rollup/rollup-linux-arm64-gnu": "4.5.1",
+                "@rollup/rollup-linux-arm64-musl": "4.5.1",
+                "@rollup/rollup-linux-x64-gnu": "4.5.1",
+                "@rollup/rollup-linux-x64-musl": "4.5.1",
+                "@rollup/rollup-win32-arm64-msvc": "4.5.1",
+                "@rollup/rollup-win32-ia32-msvc": "4.5.1",
+                "@rollup/rollup-win32-x64-msvc": "4.5.1",
+                "fsevents": "~2.3.2"
+            }
+        },
         "node_modules/run-parallel": {
             "version": "1.2.0",
             "resolved": "https://registry.npmjs.org/run-parallel/-/run-parallel-1.2.0.tgz",
@@ -1564,6 +1982,26 @@
                 "queue-microtask": "^1.2.2"
             }
         },
+        "node_modules/safe-buffer": {
+            "version": "5.2.1",
+            "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+            "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==",
+            "dev": true,
+            "funding": [
+                {
+                    "type": "github",
+                    "url": "https://github.com/sponsors/feross"
+                },
+                {
+                    "type": "patreon",
+                    "url": "https://www.patreon.com/feross"
+                },
+                {
+                    "type": "consulting",
+                    "url": "https://feross.org/support"
+                }
+            ]
+        },
         "node_modules/semver": {
             "version": "7.5.4",
             "resolved": "https://registry.npmjs.org/semver/-/semver-7.5.4.tgz",
@@ -1579,6 +2017,15 @@
                 "node": ">=10"
             }
         },
+        "node_modules/serialize-javascript": {
+            "version": "6.0.1",
+            "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-6.0.1.tgz",
+            "integrity": "sha512-owoXEFjWRllis8/M1Q+Cw5k8ZH40e3zhp/ovX+Xr/vi1qj6QesbyXXViFbpNvWvPNAD62SutwEXavefrLJWj7w==",
+            "dev": true,
+            "dependencies": {
+                "randombytes": "^2.1.0"
+            }
+        },
         "node_modules/shebang-command": {
             "version": "2.0.0",
             "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-2.0.0.tgz",
@@ -1611,6 +2058,31 @@
                 "node": ">=8"
             }
         },
+        "node_modules/smob": {
+            "version": "1.4.1",
+            "resolved": "https://registry.npmjs.org/smob/-/smob-1.4.1.tgz",
+            "integrity": "sha512-9LK+E7Hv5R9u4g4C3p+jjLstaLe11MDsL21UpYaCNmapvMkYhqCV4A/f/3gyH8QjMyh6l68q9xC85vihY9ahMQ==",
+            "dev": true
+        },
+        "node_modules/source-map": {
+            "version": "0.6.1",
+            "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+            "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+            "dev": true,
+            "engines": {
+                "node": ">=0.10.0"
+            }
+        },
+        "node_modules/source-map-support": {
+            "version": "0.5.21",
+            "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.21.tgz",
+            "integrity": "sha512-uBHU3L3czsIyYXKX88fdrGovxdSCoTGDRZ6SYXtSRxLZUzHg5P/66Ht6uoUlHu9EZod+inXhKo3qQgwXUT/y1w==",
+            "dev": true,
+            "dependencies": {
+                "buffer-from": "^1.0.0",
+                "source-map": "^0.6.0"
+            }
+        },
         "node_modules/string-width": {
             "version": "4.2.3",
             "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.3.tgz",
@@ -1661,6 +2133,36 @@
                 "node": ">=8"
             }
         },
+        "node_modules/supports-preserve-symlinks-flag": {
+            "version": "1.0.0",
+            "resolved": "https://registry.npmjs.org/supports-preserve-symlinks-flag/-/supports-preserve-symlinks-flag-1.0.0.tgz",
+            "integrity": "sha512-ot0WnXS9fgdkgIcePe6RHNk1WA8+muPa6cSjeR3V8K27q9BB1rTE3R1p7Hv0z1ZyAc8s6Vvv8DIyWf681MAt0w==",
+            "dev": true,
+            "engines": {
+                "node": ">= 0.4"
+            },
+            "funding": {
+                "url": "https://github.com/sponsors/ljharb"
+            }
+        },
+        "node_modules/terser": {
+            "version": "5.24.0",
+            "resolved": "https://registry.npmjs.org/terser/-/terser-5.24.0.tgz",
+            "integrity": "sha512-ZpGR4Hy3+wBEzVEnHvstMvqpD/nABNelQn/z2r0fjVWGQsN3bpOLzQlqDxmb4CDZnXq5lpjnQ+mHQLAOpfM5iw==",
+            "dev": true,
+            "dependencies": {
+                "@jridgewell/source-map": "^0.3.3",
+                "acorn": "^8.8.2",
+                "commander": "^2.20.0",
+                "source-map-support": "~0.5.20"
+            },
+            "bin": {
+                "terser": "bin/terser"
+            },
+            "engines": {
+                "node": ">=10"
+            }
+        },
         "node_modules/text-table": {
             "version": "0.2.0",
             "resolved": "https://registry.npmjs.org/text-table/-/text-table-0.2.0.tgz",
@@ -1692,6 +2194,12 @@
                 "typescript": ">=4.2.0"
             }
         },
+        "node_modules/tslib": {
+            "version": "2.6.2",
+            "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.6.2.tgz",
+            "integrity": "sha512-AEYxH93jGFPn/a2iVAwW87VuUIkR1FVUKB77NwMF7nBTDkDrrT/Hpt/IrCJ0QXhW27jTBDcf5ZY7w6RiqTMw2Q==",
+            "dev": true
+        },
         "node_modules/type-check": {
             "version": "0.4.0",
             "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.4.0.tgz",
diff --git a/package.json b/package.json
index 20204b9..e645206 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
         "wtc": "bin/wtc"
     },
     "scripts": {
-        "build": "tsc"
+        "build": "rollup -c"
     },
     "keywords": [
         "work",
@@ -27,10 +27,14 @@
     ],
     "author": "Marko Korhonen <marko@korhonen.cc>",
     "devDependencies": {
+        "@rollup/plugin-terser": "^0.4.4",
+        "@rollup/plugin-typescript": "^11.1.5",
         "@types/node": "^20.9.0",
         "@types/yargs": "^17.0.31",
         "@typescript-eslint/eslint-plugin": "^6.10.0",
         "eslint-config-prettier": "^9.0.0",
+        "rollup": "^4.5.1",
+        "tslib": "^2.6.2",
         "typescript": "^5.2.2"
     },
     "dependencies": {
diff --git a/rollup.config.js b/rollup.config.js
new file mode 100644
index 0000000..3d31556
--- /dev/null
+++ b/rollup.config.js
@@ -0,0 +1,14 @@
+import typescript from '@rollup/plugin-typescript';
+import terser from '@rollup/plugin-terser';
+
+/** @type {import('rollup').RollupOptions} */
+const config = {
+    input: 'src/main.ts',
+    output: {
+        format: 'esm',
+        file: 'dist/wtc.js',
+    },
+    plugins: [typescript(), terser()],
+};
+
+export default config;