diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..614b191
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,17 @@
+# Ignore node_modules
+node_modules
+
+# Ignore log files
+*.log
+
+# Ignore build directory
+build
+dist
+
+# Ignore Dockerfile and .dockerignore itself
+Dockerfile
+.dockerignore
+
+# Ignore other files or directories that are not needed
+.git
+.gitignore
diff --git a/.gitignore b/.gitignore
index a3441c9..8f20321 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,7 @@
 node_modules
 
 # env
-.env
+.env*
 
 # build
 dist
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..1e7c28a
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,27 @@
+# FROM: 생성할 이미지의 베이스가 될 이미지 결정
+FROM node
+
+# WORKDIR: 이미지 내에서 명령어를 실행할 디렉토리를 설정
+# 컨테이너 내부에 /app 디렉토리를 생성하고, 이 디렉토리를 WORKDIR로 설정
+WORKDIR /app
+
+# COPY: 로컬 파일을 이미지 내부로 복사
+# package.json 파일을 /app 디렉토리로 복사 (.은 현재 디렉토리를 의미)
+COPY package.json .
+COPY package-lock.json .
+
+# RUN: 명령어를 실행
+# npm install 명령어를 실행하여 package.json에 명시된 패키지를 설치
+RUN npm install
+
+# COPY: 로컬 파일을 이미지 내부로 복사
+# 현재 디렉토리의 모든 파일을 /app 디렉토리로 복사
+COPY . .
+
+# EXPOSE: 컨테이너가 실행될 때 사용할 포트를 설정
+# 3000번 포트를 외부에 노출
+EXPOSE 8080
+
+# CMD: 컨테이너가 시작되었을 때 실행할 명령어를 설정
+# npm start 명령어를 실행하여 서버를 실행
+CMD [ "npm", "start" ]
\ No newline at end of file
diff --git a/nodemon.json b/nodemon.json
new file mode 100644
index 0000000..b881b9b
--- /dev/null
+++ b/nodemon.json
@@ -0,0 +1,6 @@
+{
+  "watch": ["src/**/*"],
+  "ignore": ["src/public/*"],
+  "ext": "js,jsx,ts,tsx",
+  "exec": "npm start"
+}
diff --git a/package-lock.json b/package-lock.json
index f4d29e2..c9b1dc8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,9 +9,14 @@
       "version": "1.0.0",
       "license": "ISC",
       "dependencies": {
-        "express": "^4.19.2"
+        "cors": "^2.8.5",
+        "dotenv": "^16.4.5",
+        "express": "^4.19.2",
+        "livekit-server-sdk": "^2.5.1",
+        "socket.io": "^4.7.5"
       },
       "devDependencies": {
+        "@types/dotenv": "^8.2.0",
         "@types/express": "^4.17.21",
         "@types/node": "^20.14.10",
         "@typescript-eslint/eslint-plugin": "^7.15.0",
@@ -24,6 +29,11 @@
         "typescript": "^5.5.3"
       }
     },
+    "node_modules/@bufbuild/protobuf": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/@bufbuild/protobuf/-/protobuf-1.10.0.tgz",
+      "integrity": "sha512-QDdVFLoN93Zjg36NoQPZfsVH9tZew7wKDKyV5qRdj8ntT4wQCOradQjRaTdwMhWUYsgKsvCINKKm87FdEk96Ag=="
+    },
     "node_modules/@cspotcode/source-map-support": {
       "version": "0.8.1",
       "resolved": "https://registry.npmjs.org/@cspotcode/source-map-support/-/source-map-support-0.8.1.tgz",
@@ -152,6 +162,14 @@
         "@jridgewell/sourcemap-codec": "^1.4.10"
       }
     },
+    "node_modules/@livekit/protocol": {
+      "version": "1.19.1",
+      "resolved": "https://registry.npmjs.org/@livekit/protocol/-/protocol-1.19.1.tgz",
+      "integrity": "sha512-PQYIuqRv++fRik9tKulJ0C0tT5O4cNviBA7OxwLTCBFDxJpve8ua8/JZ+nK+7r4j2KbLfVjsJYop9wcTCgRn7Q==",
+      "dependencies": {
+        "@bufbuild/protobuf": "^1.7.2"
+      }
+    },
     "node_modules/@nodelib/fs.scandir": {
       "version": "2.1.5",
       "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz",
@@ -187,6 +205,11 @@
         "node": ">= 8"
       }
     },
+    "node_modules/@socket.io/component-emitter": {
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/@socket.io/component-emitter/-/component-emitter-3.1.2.tgz",
+      "integrity": "sha512-9BCxFwvbGg/RsZK9tjXd8s4UcwR0MWeFQ1XEKIQVVvAGJyINdrqKMcTRyLoK8Rse1GjzLV9cwjWV1olXRWEXVA=="
+    },
     "node_modules/@tsconfig/node10": {
       "version": "1.0.11",
       "resolved": "https://registry.npmjs.org/@tsconfig/node10/-/node10-1.0.11.tgz",
@@ -230,6 +253,29 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/cookie": {
+      "version": "0.4.1",
+      "resolved": "https://registry.npmjs.org/@types/cookie/-/cookie-0.4.1.tgz",
+      "integrity": "sha512-XW/Aa8APYr6jSVVA1y/DEIZX0/GMKLEVekNG727R8cs56ahETkRAy/3DR7+fJyh7oUgGwNQaRfXCun0+KbWY7Q=="
+    },
+    "node_modules/@types/cors": {
+      "version": "2.8.17",
+      "resolved": "https://registry.npmjs.org/@types/cors/-/cors-2.8.17.tgz",
+      "integrity": "sha512-8CGDvrBj1zgo2qE+oS3pOCyYNqCPryMWY2bGfwA0dcfopWGgxs+78df0Rs3rc9THP4JkOhLsAa+15VdpAqkcUA==",
+      "dependencies": {
+        "@types/node": "*"
+      }
+    },
+    "node_modules/@types/dotenv": {
+      "version": "8.2.0",
+      "resolved": "https://registry.npmjs.org/@types/dotenv/-/dotenv-8.2.0.tgz",
+      "integrity": "sha512-ylSC9GhfRH7m1EUXBXofhgx4lUWmFeQDINW5oLuS+gxWdfUeW4zJdeVTYVkexEW+e2VUvlZR2kGnGGipAWR7kw==",
+      "deprecated": "This is a stub types definition. dotenv provides its own type definitions, so you do not need this installed.",
+      "dev": true,
+      "dependencies": {
+        "dotenv": "*"
+      }
+    },
     "node_modules/@types/express": {
       "version": "4.17.21",
       "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.21.tgz",
@@ -270,7 +316,6 @@
       "version": "20.14.10",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-20.14.10.tgz",
       "integrity": "sha512-MdiXf+nDuMvY0gJKxyfZ7/6UFsETO7mGKF54MVD/ekJS6HdFtpZFBgrh6Pseu64XTb2MLyFPlbW6hj8HYRQNOQ==",
-      "dev": true,
       "dependencies": {
         "undici-types": "~5.26.4"
       }
@@ -653,6 +698,14 @@
       "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
       "dev": true
     },
+    "node_modules/base64id": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/base64id/-/base64id-2.0.0.tgz",
+      "integrity": "sha512-lGe34o6EHj9y3Kts9R4ZYs/Gr+6N7MCaMlIFA3F1R2O5/m7K06AxfSeO5530PEERE6/WyEg3lsuyw4GHlPZHog==",
+      "engines": {
+        "node": "^4.5.0 || >= 5.9"
+      }
+    },
     "node_modules/binary-extensions": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.3.0.tgz",
@@ -758,6 +811,45 @@
         "node": ">=6"
       }
     },
+    "node_modules/camelcase": {
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-8.0.0.tgz",
+      "integrity": "sha512-8WB3Jcas3swSvjIeA2yvCJ+Miyz5l1ZmB6HFb9R1317dt9LCQoswg/BGrmAmkWVEszSrrg4RwmO46qIm2OEnSA==",
+      "engines": {
+        "node": ">=16"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
+    "node_modules/camelcase-keys": {
+      "version": "9.1.3",
+      "resolved": "https://registry.npmjs.org/camelcase-keys/-/camelcase-keys-9.1.3.tgz",
+      "integrity": "sha512-Rircqi9ch8AnZscQcsA1C47NFdaO3wukpmIRzYcDOrmvgt78hM/sj5pZhZNec2NM12uk5vTwRHZ4anGcrC4ZTg==",
+      "dependencies": {
+        "camelcase": "^8.0.0",
+        "map-obj": "5.0.0",
+        "quick-lru": "^6.1.1",
+        "type-fest": "^4.3.2"
+      },
+      "engines": {
+        "node": ">=16"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
+    "node_modules/camelcase-keys/node_modules/type-fest": {
+      "version": "4.21.0",
+      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-4.21.0.tgz",
+      "integrity": "sha512-ADn2w7hVPcK6w1I0uWnM//y1rLXZhzB9mr0a3OirzclKF1Wp6VzevUmzz/NRAWunOT6E8HrnpGY7xOfc6K57fA==",
+      "engines": {
+        "node": ">=16"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/chalk": {
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz",
@@ -875,6 +967,18 @@
       "resolved": "https://registry.npmjs.org/cookie-signature/-/cookie-signature-1.0.6.tgz",
       "integrity": "sha512-QADzlaHc8icV8I7vbaJXJwod9HWYp8uCqf1xa4OfNu1T7JVxQIrUgOWtHdNDtPiywmFbiS12VjotIXLrKM3orQ=="
     },
+    "node_modules/cors": {
+      "version": "2.8.5",
+      "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.5.tgz",
+      "integrity": "sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==",
+      "dependencies": {
+        "object-assign": "^4",
+        "vary": "^1"
+      },
+      "engines": {
+        "node": ">= 0.10"
+      }
+    },
     "node_modules/create-require": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/create-require/-/create-require-1.1.1.tgz",
@@ -899,7 +1003,6 @@
       "version": "4.3.5",
       "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.5.tgz",
       "integrity": "sha512-pt0bNEmneDIvdL1Xsd9oDQ/wrQRkXDT4AUWlNZNPKvW5x/jyO9VFXkJUP07vQ2upmw5PlaITaPKc31jK13V+jg==",
-      "dev": true,
       "dependencies": {
         "ms": "2.1.2"
       },
@@ -984,6 +1087,17 @@
         "node": ">=6.0.0"
       }
     },
+    "node_modules/dotenv": {
+      "version": "16.4.5",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.4.5.tgz",
+      "integrity": "sha512-ZmdL2rui+eB2YwhsWzjInR8LldtZHGDoQ1ugH85ppHKwpUHL7j7rN0Ti9NCnGiQbhaZ11FpR+7ao1dNsmduNUg==",
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://dotenvx.com"
+      }
+    },
     "node_modules/ee-first": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
@@ -997,6 +1111,42 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/engine.io": {
+      "version": "6.5.5",
+      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-6.5.5.tgz",
+      "integrity": "sha512-C5Pn8Wk+1vKBoHghJODM63yk8MvrO9EWZUfkAt5HAqIgPE4/8FF0PEGHXtEd40l223+cE5ABWuPzm38PHFXfMA==",
+      "dependencies": {
+        "@types/cookie": "^0.4.1",
+        "@types/cors": "^2.8.12",
+        "@types/node": ">=10.0.0",
+        "accepts": "~1.3.4",
+        "base64id": "2.0.0",
+        "cookie": "~0.4.1",
+        "cors": "~2.8.5",
+        "debug": "~4.3.1",
+        "engine.io-parser": "~5.2.1",
+        "ws": "~8.17.1"
+      },
+      "engines": {
+        "node": ">=10.2.0"
+      }
+    },
+    "node_modules/engine.io-parser": {
+      "version": "5.2.2",
+      "resolved": "https://registry.npmjs.org/engine.io-parser/-/engine.io-parser-5.2.2.tgz",
+      "integrity": "sha512-RcyUFKA93/CXH20l4SoVvzZfrSDMOTUS3bWVpTt2FuFP+XYrL8i8oonHP7WInRyVHXh0n/ORtoeiE1os+8qkSw==",
+      "engines": {
+        "node": ">=10.0.0"
+      }
+    },
+    "node_modules/engine.io/node_modules/cookie": {
+      "version": "0.4.2",
+      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.2.tgz",
+      "integrity": "sha512-aSWTXFzaKWkvHO1Ny/s+ePFpvKsPnjc551iI41v3ny/ow6tBG5Vd+FuqGNhh1LxOmVzOlGUriIlOaokOvhaStA==",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
     "node_modules/es-define-property": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/es-define-property/-/es-define-property-1.0.0.tgz",
@@ -1741,6 +1891,14 @@
       "integrity": "sha512-RHxMLp9lnKHGHRng9QFhRCMbYAcVpn69smSGcq3f36xjgVVWThj4qqLbTLlq7Ssj8B+fIQ1EuCEGI2lKsyQeIw==",
       "dev": true
     },
+    "node_modules/jose": {
+      "version": "5.6.3",
+      "resolved": "https://registry.npmjs.org/jose/-/jose-5.6.3.tgz",
+      "integrity": "sha512-1Jh//hEEwMhNYPDDLwXHa2ePWgWiFNNUadVmguAAw2IJ6sj9mNxV5tGXJNqlMkJAybF6Lgw1mISDxTePP/187g==",
+      "funding": {
+        "url": "https://github.com/sponsors/panva"
+      }
+    },
     "node_modules/js-yaml": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.0.tgz",
@@ -1793,6 +1951,19 @@
         "node": ">= 0.8.0"
       }
     },
+    "node_modules/livekit-server-sdk": {
+      "version": "2.5.1",
+      "resolved": "https://registry.npmjs.org/livekit-server-sdk/-/livekit-server-sdk-2.5.1.tgz",
+      "integrity": "sha512-m6M5QIzfH7E1BvP1KX71DSMskekGDsVRNyVJIvuudESkriYqZW/suirMICMs8j4Zgkz0EdloykhrFL4FCeFkSA==",
+      "dependencies": {
+        "@livekit/protocol": "^1.19.0",
+        "camelcase-keys": "^9.0.0",
+        "jose": "^5.1.2"
+      },
+      "engines": {
+        "node": ">=19"
+      }
+    },
     "node_modules/locate-path": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-6.0.0.tgz",
@@ -1820,6 +1991,17 @@
       "integrity": "sha512-s8UhlNe7vPKomQhC1qFelMokr/Sc3AgNbso3n74mVPA5LTZwkB9NlXf4XPamLxJE8h0gh73rM94xvwRT2CVInw==",
       "dev": true
     },
+    "node_modules/map-obj": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/map-obj/-/map-obj-5.0.0.tgz",
+      "integrity": "sha512-2L3MIgJynYrZ3TYMriLDLWocz15okFakV6J12HXvMXDHui2x/zgChzg1u9mFFGbbGWE+GsLpQByt4POb9Or+uA==",
+      "engines": {
+        "node": "^12.20.0 || ^14.13.1 || >=16.0.0"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/media-typer": {
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz",
@@ -1908,8 +2090,7 @@
     "node_modules/ms": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
-      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
-      "dev": true
+      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
     },
     "node_modules/natural-compare": {
       "version": "1.4.0",
@@ -1962,6 +2143,14 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/object-assign": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
+      "integrity": "sha512-rJgTQnkUnH1sFw8yT6VSU3zD3sWmu6sZhIseY8VX+GRu3P6F7Fu+JNDoXfklElbLJSnc3FUQHVe4cU5hj+BcUg==",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/object-inspect": {
       "version": "1.13.2",
       "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.13.2.tgz",
@@ -2198,6 +2387,17 @@
         }
       ]
     },
+    "node_modules/quick-lru": {
+      "version": "6.1.2",
+      "resolved": "https://registry.npmjs.org/quick-lru/-/quick-lru-6.1.2.tgz",
+      "integrity": "sha512-AAFUA5O1d83pIHEhJwWCq/RQcRukCkn/NSm2QsTEMle5f2hP0ChI2+3Xb051PZCkLryI/Ir1MVKviT2FIloaTQ==",
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/range-parser": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/range-parser/-/range-parser-1.2.1.tgz",
@@ -2461,6 +2661,44 @@
         "node": ">=8"
       }
     },
+    "node_modules/socket.io": {
+      "version": "4.7.5",
+      "resolved": "https://registry.npmjs.org/socket.io/-/socket.io-4.7.5.tgz",
+      "integrity": "sha512-DmeAkF6cwM9jSfmp6Dr/5/mfMwb5Z5qRrSXLpo3Fq5SqyU8CMF15jIN4ZhfSwu35ksM1qmHZDQ/DK5XTccSTvA==",
+      "dependencies": {
+        "accepts": "~1.3.4",
+        "base64id": "~2.0.0",
+        "cors": "~2.8.5",
+        "debug": "~4.3.2",
+        "engine.io": "~6.5.2",
+        "socket.io-adapter": "~2.5.2",
+        "socket.io-parser": "~4.2.4"
+      },
+      "engines": {
+        "node": ">=10.2.0"
+      }
+    },
+    "node_modules/socket.io-adapter": {
+      "version": "2.5.5",
+      "resolved": "https://registry.npmjs.org/socket.io-adapter/-/socket.io-adapter-2.5.5.tgz",
+      "integrity": "sha512-eLDQas5dzPgOWCk9GuuJC2lBqItuhKI4uxGgo9aIV7MYbk2h9Q6uULEh8WBzThoI7l+qU9Ast9fVUmkqPP9wYg==",
+      "dependencies": {
+        "debug": "~4.3.4",
+        "ws": "~8.17.1"
+      }
+    },
+    "node_modules/socket.io-parser": {
+      "version": "4.2.4",
+      "resolved": "https://registry.npmjs.org/socket.io-parser/-/socket.io-parser-4.2.4.tgz",
+      "integrity": "sha512-/GbIKmo8ioc+NIWIhwdecY0ge+qVBSMdgxGygevmdHj24bsfgtCmcUUcQ5ZzcylGFHsN3k4HB4Cgkl96KVnuew==",
+      "dependencies": {
+        "@socket.io/component-emitter": "~3.1.0",
+        "debug": "~4.3.1"
+      },
+      "engines": {
+        "node": ">=10.0.0"
+      }
+    },
     "node_modules/statuses": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.1.tgz",
@@ -2653,8 +2891,7 @@
     "node_modules/undici-types": {
       "version": "5.26.5",
       "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
-      "integrity": "sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==",
-      "dev": true
+      "integrity": "sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA=="
     },
     "node_modules/unpipe": {
       "version": "1.0.0",
@@ -2725,6 +2962,26 @@
       "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
       "dev": true
     },
+    "node_modules/ws": {
+      "version": "8.17.1",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.17.1.tgz",
+      "integrity": "sha512-6XQFvXTkbfUOZOKKILFG1PDK2NDQs4azKQl26T0YS5CxqWLgXajbPZ+h4gZekJyRqFU8pvnbAbbs/3TgRPy+GQ==",
+      "engines": {
+        "node": ">=10.0.0"
+      },
+      "peerDependencies": {
+        "bufferutil": "^4.0.1",
+        "utf-8-validate": ">=5.0.2"
+      },
+      "peerDependenciesMeta": {
+        "bufferutil": {
+          "optional": true
+        },
+        "utf-8-validate": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/yn": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/yn/-/yn-3.1.1.tgz",
diff --git a/package.json b/package.json
index f4e2dfb..c9b46e8 100644
--- a/package.json
+++ b/package.json
@@ -3,6 +3,7 @@
   "version": "1.0.0",
   "description": "",
   "main": "index.js",
+  "type": "module",
   "scripts": {
     "build": "tsc",
     "start": "npm run build && NODE_ENV=production node ./dist/server.js",
@@ -13,6 +14,7 @@
   "author": "",
   "license": "ISC",
   "devDependencies": {
+    "@types/dotenv": "^8.2.0",
     "@types/express": "^4.17.21",
     "@types/node": "^20.14.10",
     "@typescript-eslint/eslint-plugin": "^7.15.0",
@@ -25,6 +27,10 @@
     "typescript": "^5.5.3"
   },
   "dependencies": {
-    "express": "^4.19.2"
+    "cors": "^2.8.5",
+    "dotenv": "^16.4.5",
+    "express": "^4.19.2",
+    "livekit-server-sdk": "^2.5.1",
+    "socket.io": "^4.7.5"
   }
 }
diff --git a/src/server.ts b/src/server.ts
index 0204dbf..33f0ba2 100644
--- a/src/server.ts
+++ b/src/server.ts
@@ -1,12 +1,71 @@
-import express, { Application, Request, Response } from "express";
+// server.js
+import express from "express";
+import {
+  AccessToken,
+  AccessTokenOptions,
+  VideoGrant,
+} from "livekit-server-sdk";
+import dotenv from "dotenv";
+import http from "http";
+import cors from "cors";
+import { Server } from "socket.io";
+import socketHandler from "./socket.js";
+dotenv.config();
 
-const app: Application = express();
-const PORT: number = 8080;
+const createToken = async (userInfo: AccessTokenOptions, grant: VideoGrant) => {
+  const at = new AccessToken(
+    process.env.LIVEKIT_API_KEY,
+    process.env.LIVEKIT_API_SECRET,
+    userInfo
+  );
+  at.addGrant(grant);
 
-app.get("/", (req: Request, res: Response) => {
-  res.send("Hello World");
+  return await at.toJwt();
+};
+
+const app = express();
+app.use(cors());
+const PORT = 8080;
+
+const httpServer = http.createServer(app);
+const wsServer = new Server(httpServer, {
+  cors: {
+    origin: [
+      process.env.LOCALHOST_URL as string,
+      process.env.APP_URL as string,
+    ],
+    credentials: true,
+  },
+});
+
+app.get("/", (req, res) => {
+  res.status(200).send("Hello, World!");
 });
 
-app.listen(PORT, () => {
-  console.log(`Server is running on http://localhost:${PORT}`);
+app.get("/getToken", async (req, res) => {
+  const { roomName, identity, name } = req.query;
+  if (!roomName || !identity || !name) {
+    return res.status(400).send("Missing required parameters");
+  }
+  console.log(roomName, identity, name);
+
+  const grant: VideoGrant = {
+    room: roomName as string,
+    roomJoin: true,
+    canPublish: true,
+    canPublishData: true,
+    canSubscribe: true,
+  };
+  const token = await createToken(
+    { identity: identity as string, name: name as string },
+    grant
+  );
+
+  res.status(200).json({ identity: identity, accessToken: token });
 });
+
+socketHandler(wsServer);
+
+httpServer.listen(PORT, () =>
+  console.log(`HTTP Server is running on http://localhost:${PORT}`)
+);
diff --git a/src/socket.ts b/src/socket.ts
new file mode 100644
index 0000000..128ba7d
--- /dev/null
+++ b/src/socket.ts
@@ -0,0 +1,94 @@
+import { Server as SocketIo, Socket } from 'socket.io';
+
+/* WebSocket */
+const totalRooms = {} as { [key: string]: { users: string[] } };
+
+const socketHandler = (wsServer: SocketIo) => {
+  // Step 1: Connection
+  wsServer.on('connection', (socket: Socket) => {
+    console.log(`[Socket] Client connected: ${socket.id}`);
+
+    // Step 2: Join Room
+    socket.on('join', (data: { room: string }) => {
+      if (!data.room) return;
+
+      socket.join(data.room);
+
+      // 방이 없으면 생성
+      if (!totalRooms[data.room]) {
+        totalRooms[data.room] = { users: [] };
+      }
+
+      // 방에 사용자 추가
+      totalRooms[data.room].users.push(socket.id);
+      console.log(`[Socket] ${socket.id} joined ${data.room}`);
+    });
+
+    // Step 3: Offer
+    socket.on('offer', (data: { room: string; sdp: string }) => {
+      socket.to(data.room).emit('offer', { sdp: data.sdp, sender: socket.id });
+      console.log(`[Socket] Offer from ${socket.id} to ${data.room}`);
+    });
+
+    // Step 4: Answer
+    socket.on('answer', (data: { sdp: string; room: string }) => {
+      socket.to(data.room).emit('answer', { sdp: data.sdp, sender: socket.id });
+      console.log(`[Socket] Answer from ${socket.id} to ${data.room}`);
+    });
+
+    // Step 5: Candidate
+    socket.on('candidate', (data: { candidate: string; room: string }) => {
+      socket.to(data.room).emit('candidate', {
+        candidate: data.candidate,
+        sender: socket.id,
+      });
+      console.log(`[Socket] Candidate from ${socket.id} to ${data.room}`);
+    });
+
+    // Step 6: Leave
+    socket.on('disconnect', () => {
+      // 연결이 끊어지면 방에서 사용자 제거
+      if (socket.rooms) {
+        Object.keys(socket.rooms).forEach((room) => {
+          if (totalRooms[room]) {
+            totalRooms[room].users = totalRooms[room].users.filter(
+              (userId: string) => userId !== socket.id,
+            );
+          }
+        });
+      }
+
+      // 방에 사용자가 없으면 방 제거
+      Object.keys(totalRooms).forEach((room) => {
+        if (totalRooms[room].users.length === 0) {
+          delete totalRooms[room];
+        }
+      });
+
+      console.log(`[Socket] Client disconnected: ${socket.id}`);
+    });
+    socket.on(
+      'filter',
+      (data: {
+        room: string;
+        type: string;
+        x: number;
+        y: number;
+        width: number;
+        height: number;
+      }) => {
+        socket.to(data.room).emit('filter', {
+          type: data.type,
+          x: data.x,
+          y: data.y,
+          width: data.width,
+          height: data.height,
+          // sender: socket.id,
+        });
+        console.log(`[Socket] Filter from ${socket.id} to ${data.room}`);
+      },
+    );
+  });
+};
+
+export default socketHandler;