diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index 79d33ad..6aae5fb 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -1,6 +1,20 @@
 ## 📎 Related issues
 
--   resolve #
+- resolve #
+
+## 📦 Scope
+
+<!--이번 변경으로 영향을 받는 패키지를 선택해주세요.-->
+
+- [ ] @patchlogr/core
+- [ ] @patchlogr/cli
+- [ ] @patchlogr/inspector
+- [ ] @patchlogr/oas
+- [ ] @patchlogr/types
+- [ ] docs, examples
+- [ ] tests
+- [ ] ci / cd / infra
+- [ ] other (아래에 명시)
 
 ## 📦 Scope
 <!--이번 변경으로 영향을 받는 패키지를 선택해주세요.-->
@@ -35,6 +49,6 @@
 
 ## ✅ Checklist
 
--   [ ] 요구사항 명세 충족
--   [ ] 테스트 추가 / 수정
--   [ ] deterministic output 확인
+- [ ] 요구사항 명세 충족
+- [ ] 테스트 추가 / 수정
+- [ ] deterministic output 확인
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..1451d49
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,92 @@
+name: Continuous Integration
+
+on:
+    pull_request:
+        types: [opened, synchronize]
+    workflow_dispatch:
+
+permissions:
+    contents: read
+    checks: write
+    actions: read
+    pull-requests: write
+
+env:
+    NODE_VERSION: "24"
+
+jobs:
+    build-and-test:
+        name: Build & Test
+        timeout-minutes: 15
+        runs-on: ubuntu-latest
+
+        steps:
+            - name: Checkout Code
+              uses: actions/checkout@v4
+              with:
+                  fetch-depth: 0
+
+            - name: Setup Node.js
+              uses: actions/setup-node@v4
+              with:
+                  node-version: ${{ env.NODE_VERSION }}
+
+            - name: Enable Corepack (Yarn Berry)
+              run: corepack enable
+
+            - name: Setup Yarn Berry
+              run: yarn set version 4.12.0
+
+            - name: Restore Yarn Cache
+              uses: actions/cache@v4
+              with:
+                  path: |
+                      .yarn/cache
+                      .yarn/unplugged
+                      .yarn/build-state.yml
+                      .pnp.cjs
+                  key: yarn-${{runner.os}}-${{hashFiles('**/yarn.lock')}}
+                  restore-keys: yarn-${{runner.os}}-
+
+            - name: Install Dependencies (Yarn Berry)
+              run: yarn install --immutable
+
+            - name: Restore Turborepo Cache
+              uses: actions/cache@v4
+              with:
+                  path: .turbo
+                  key: turbo-${{runner.os}}-${{hashFiles('turbo.json', 'package.json', '**/package.json')}}
+                  restore-keys: turbo-${{runner.os}}-
+
+            - name: Run Typecheck
+              run: yarn typecheck
+
+            - name: Run Lint
+              run: yarn lint
+
+            - name: Run Tests
+              run: yarn test
+
+            - name: Report Test Logs
+              uses: dorny/test-reporter@v1
+              if: (!cancelled())
+              with:
+                  name: Test Logs
+                  path: "**/.coverage/report.xml"
+                  reporter: java-junit
+
+            - name: Upload Test Artifacts
+              uses: actions/upload-artifact@v4
+              if: (!cancelled())
+              with:
+                  name: Test Reports
+                  path: |
+                      **/.coverage/report.xml
+                      **/coverage/**/*
+                  retention-days: 7
+
+            - name: Publish Test Results
+              uses: EnricoMi/publish-unit-test-result-action@v2
+              if: (!cancelled())
+              with:
+                  files: "**/.coverage/report.xml"
diff --git a/.gitignore b/.gitignore
index 6ad3ff7..19b2169 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,4 +20,7 @@ node_modules
 .turbo
 
 # build files
-dist
\ No newline at end of file
+dist
+
+# test files
+.coverage
\ No newline at end of file
diff --git a/eslint.config.mjs b/eslint.config.mjs
index 59f15a8..c096547 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -13,6 +13,7 @@ export default tseslint.config(
             "**/coverage/**",
             "**/.yarn/**",
             "**/.pnp.*",
+            "**/*.mjs",
         ],
     },
     js.configs.recommended,
diff --git a/package.json b/package.json
index 179bc9b..06041c9 100644
--- a/package.json
+++ b/package.json
@@ -6,11 +6,11 @@
         "packages/*"
     ],
     "scripts": {
-        "dev": "turbo run dev",
-        "build": "turbo run build",
-        "test": "turbo run test",
-        "lint": "turbo run lint",
-        "typecheck": "turbo run typecheck",
+        "dev": "turbo run dev --cache-dir=.turbo",
+        "build": "turbo run build --cache-dir=.turbo",
+        "test": "turbo run test --cache-dir=.turbo",
+        "lint": "turbo run lint --cache-dir=.turbo",
+        "typecheck": "turbo run typecheck --cache-dir=.turbo",
         "clean": "turbo run clean && rm -rf node_modules .turbo"
     },
     "devDependencies": {
@@ -18,6 +18,7 @@
         "@types/node": "24",
         "@typescript-eslint/eslint-plugin": "^8.51.0",
         "@typescript-eslint/parser": "^8.51.0",
+        "@vitest/ui": "^4.0.16",
         "esbuild": "0.27.2",
         "eslint": "^9.39.2",
         "eslint-config-prettier": "^10.1.8",
diff --git a/packages/patchlogr-oas/package.json b/packages/patchlogr-oas/package.json
index 0386eef..0375a7d 100644
--- a/packages/patchlogr-oas/package.json
+++ b/packages/patchlogr-oas/package.json
@@ -6,7 +6,8 @@
     },
     "scripts": {
         "lint": "eslint .",
-        "test": "vitest"
+        "test": "vitest",
+        "typecheck": "tsc --noEmit"
     },
     "devDependencies": {
         "@types/node": "24",
diff --git a/packages/patchlogr-oas/src/pipeline/OASCanonicalizeStage.ts b/packages/patchlogr-oas/src/pipeline/OASCanonicalizeStage.ts
index 3882d2c..0fa9a95 100644
--- a/packages/patchlogr-oas/src/pipeline/OASCanonicalizeStage.ts
+++ b/packages/patchlogr-oas/src/pipeline/OASCanonicalizeStage.ts
@@ -3,7 +3,7 @@ import { OASStageContext } from "./OASStageContext";
 import { PipelineStage } from "./PipelineExecutor";
 import { canonicalizeOASV2 } from "../canonicalize/v2";
 import { canonicalizeOASV3 } from "../canonicalize/v3";
-import { isOpenAPIV2, isOpenAPIV3 } from "../utils/OASVersionUtils";
+import { isOpenAPIV2, isOpenAPIV3 } from "../utils/oasVersionUtils";
 
 /**
  * 표준화된 CanonicalSpec로 변환
diff --git a/packages/patchlogr-oas/src/pipeline/OASValidationStage.ts b/packages/patchlogr-oas/src/pipeline/OASValidationStage.ts
index 8be8ff3..ba36ac1 100644
--- a/packages/patchlogr-oas/src/pipeline/OASValidationStage.ts
+++ b/packages/patchlogr-oas/src/pipeline/OASValidationStage.ts
@@ -2,7 +2,7 @@ import SwaggerParser from "@apidevtools/swagger-parser";
 
 import { PipelineStage } from "./PipelineExecutor";
 import { OASStageContext } from "./OASStageContext";
-import { getOASVersion } from "../utils/OASVersionUtils";
+import { getOASVersion } from "../utils/oasVersionUtils";
 
 /**
  * OAS 문서의 유효성 검사
diff --git a/packages/patchlogr-oas/src/utils/OASVersionUtils.ts b/packages/patchlogr-oas/src/utils/OASVersionUtils.ts
deleted file mode 100644
index 896d5bf..0000000
--- a/packages/patchlogr-oas/src/utils/OASVersionUtils.ts
+++ /dev/null
@@ -1,18 +0,0 @@
-import { OpenAPI, OpenAPIV2, OpenAPIV3 } from "openapi-types";
-
-export function getOASVersion(doc: OpenAPI.Document): string | undefined {
-    if (isOpenAPIV3(doc)) {
-        return doc.openapi;
-    } else if (isOpenAPIV2(doc)) {
-        return doc.swagger;
-    }
-    return undefined;
-}
-
-export function isOpenAPIV2(doc: OpenAPI.Document): doc is OpenAPIV2.Document {
-    return "swagger" in doc && doc.swagger === "2.0";
-}
-
-export function isOpenAPIV3(doc: OpenAPI.Document): doc is OpenAPIV3.Document {
-    return "openapi" in doc && doc.openapi.startsWith("3.");
-}
diff --git a/packages/patchlogr-oas/src/utils/__tests__/OASVersionUtils.test.ts b/packages/patchlogr-oas/src/utils/__tests__/OASVersionUtils.test.ts
deleted file mode 100644
index b099544..0000000
--- a/packages/patchlogr-oas/src/utils/__tests__/OASVersionUtils.test.ts
+++ /dev/null
@@ -1,68 +0,0 @@
-import { describe, expect, test } from "vitest";
-import { getOASVersion, isOpenAPIV2, isOpenAPIV3 } from "../OASVersionUtils";
-
-describe("OASVersionUtils", () => {
-    test("getOASVersion should return correct version for 3.+", () => {
-        const oasVersion = getOASVersion({
-            openapi: "3.0.1",
-            info: {
-                title: "Test API",
-                version: "1.0.0",
-            },
-            paths: {},
-        });
-
-        expect(oasVersion).toBe("3.0.1");
-    });
-
-    test("getOASVersion should return correct version for 2.0", () => {
-        const oasVersion = getOASVersion({
-            swagger: "2.0",
-            info: {
-                title: "Test API",
-                version: "1.0.0",
-            },
-            paths: {},
-        });
-
-        expect(oasVersion).toBe("2.0");
-    });
-
-    test("getOASVersion should return undefined for unknown version", () => {
-        const oasVersion = getOASVersion({
-            info: {
-                title: "Test API",
-                version: "1.0.0",
-            },
-            paths: {},
-        } as any);
-
-        expect(oasVersion).toBeUndefined();
-    });
-
-    test("isOpenAPIV3 should correctly identify OpenAPI v3 documents", () => {
-        const isV3 = isOpenAPIV3({
-            openapi: "3.0.1",
-            info: {
-                title: "Test API",
-                version: "1.0.0",
-            },
-            paths: {},
-        });
-
-        expect(isV3).toBe(true);
-    });
-
-    test("isOpenAPIV2 should correctly identify OpenAPI v2 documents", () => {
-        const isV2 = isOpenAPIV2({
-            swagger: "2.0",
-            info: {
-                title: "Test API",
-                version: "1.0.0",
-            },
-            paths: {},
-        });
-
-        expect(isV2).toBe(true);
-    });
-});
diff --git a/packages/patchlogr-oas/src/utils/__tests__/oasVersionUtils.test.ts b/packages/patchlogr-oas/src/utils/__tests__/oasVersionUtils.test.ts
index b099544..09434fe 100644
--- a/packages/patchlogr-oas/src/utils/__tests__/oasVersionUtils.test.ts
+++ b/packages/patchlogr-oas/src/utils/__tests__/oasVersionUtils.test.ts
@@ -1,5 +1,5 @@
 import { describe, expect, test } from "vitest";
-import { getOASVersion, isOpenAPIV2, isOpenAPIV3 } from "../OASVersionUtils";
+import { getOASVersion, isOpenAPIV2, isOpenAPIV3 } from "../oasVersionUtils";
 
 describe("OASVersionUtils", () => {
     test("getOASVersion should return correct version for 3.+", () => {
diff --git a/packages/patchlogr-types/package.json b/packages/patchlogr-types/package.json
index 117ed0b..9d2bc6e 100644
--- a/packages/patchlogr-types/package.json
+++ b/packages/patchlogr-types/package.json
@@ -11,7 +11,7 @@
     "scripts": {
         "build": "tsc",
         "lint": "eslint .",
-        "test": "vitest"
+        "typecheck": "tsc --noEmit"
     },
     "devDependencies": {
         "@types/node": "24",
diff --git a/tsconfig.base.json b/tsconfig.base.json
index c058029..e626f22 100644
--- a/tsconfig.base.json
+++ b/tsconfig.base.json
@@ -7,6 +7,7 @@
         "allowSyntheticDefaultImports": true,
 
         "strict": true,
+        "noImplicitAny": false,
         "noUncheckedIndexedAccess": true,
         "exactOptionalPropertyTypes": true,
         "useUnknownInCatchVariables": true,
diff --git a/turbo.json b/turbo.json
index 5b86ace..8722a4e 100644
--- a/turbo.json
+++ b/turbo.json
@@ -22,6 +22,7 @@
             "outputs": []
         },
         "typecheck": {
+            "dependsOn": ["^build"],
             "inputs": ["src/**", "package.json", "tsconfig.json"],
             "outputs": []
         },
diff --git a/vitest.config.ts b/vitest.config.ts
index 691fb91..1e9844c 100644
--- a/vitest.config.ts
+++ b/vitest.config.ts
@@ -21,5 +21,11 @@ export default defineConfig({
             reporter: ["text", "html", "lcov"],
             reportsDirectory: "./coverage",
         },
+        reporters: ["default", "junit", "json", "html"],
+        outputFile: {
+            junit: "./.coverage/report.xml",
+            json: "./.coverage/report.json",
+            html: "./.coverage/report.html",
+        },
     },
 });
diff --git a/yarn.lock b/yarn.lock
index d5fe412..96fcecf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -455,6 +455,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@polka/url@npm:^1.0.0-next.24":
+  version: 1.0.0-next.29
+  resolution: "@polka/url@npm:1.0.0-next.29"
+  checksum: 10c0/0d58e081844095cb029d3c19a659bfefd09d5d51a2f791bc61eba7ea826f13d6ee204a8a448c2f5a855c17df07b37517373ff916dd05801063c0568ae9937684
+  languageName: node
+  linkType: hard
+
 "@rollup/rollup-android-arm-eabi@npm:4.54.0":
   version: 4.54.0
   resolution: "@rollup/rollup-android-arm-eabi@npm:4.54.0"
@@ -647,12 +654,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/node@npm:24":
-  version: 24.10.4
-  resolution: "@types/node@npm:24.10.4"
+"@types/node@npm:24.10.6":
+  version: 24.10.6
+  resolution: "@types/node@npm:24.10.6"
   dependencies:
     undici-types: "npm:~7.16.0"
-  checksum: 10c0/069639cb7233ee747df1897b5e784f6b6c5da765c96c94773c580aac888fa1a585048d2a6e95eb8302d89c7a9df75801c8b5a0b7d0221d4249059cf09a5f4228
+  checksum: 10c0/4c93fb9c4ad38ef0738a34815d84bb091cf6e7af7d51d58f20a8600a8a189edbf0fb54c4f86e344b2199db7bda04fecf17c9d171055ff7a9aa8333b3b96fce4c
   languageName: node
   linkType: hard
 
@@ -861,6 +868,23 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@vitest/ui@npm:^4.0.16":
+  version: 4.0.16
+  resolution: "@vitest/ui@npm:4.0.16"
+  dependencies:
+    "@vitest/utils": "npm:4.0.16"
+    fflate: "npm:^0.8.2"
+    flatted: "npm:^3.3.3"
+    pathe: "npm:^2.0.3"
+    sirv: "npm:^3.0.2"
+    tinyglobby: "npm:^0.2.15"
+    tinyrainbow: "npm:^3.0.3"
+  peerDependencies:
+    vitest: 4.0.16
+  checksum: 10c0/54bf7fff050784865ad2acbd8b45422468e8d43164f3cd1b5f960d700513f532ee224202d1302a798d63bb5d8e5a68a417176a17ac6ad46cffa21c6b97c6ea32
+  languageName: node
+  linkType: hard
+
 "@vitest/utils@npm:4.0.16":
   version: 4.0.16
   resolution: "@vitest/utils@npm:4.0.16"
@@ -1454,6 +1478,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"fflate@npm:^0.8.2":
+  version: 0.8.2
+  resolution: "fflate@npm:0.8.2"
+  checksum: 10c0/03448d630c0a583abea594835a9fdb2aaf7d67787055a761515bf4ed862913cfd693b4c4ffd5c3f3b355a70cf1e19033e9ae5aedcca103188aaff91b8bd6e293
+  languageName: node
+  linkType: hard
+
 "file-entry-cache@npm:^8.0.0":
   version: 8.0.0
   resolution: "file-entry-cache@npm:8.0.0"
@@ -1483,7 +1514,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"flatted@npm:^3.2.9":
+"flatted@npm:^3.2.9, flatted@npm:^3.3.3":
   version: 3.3.3
   resolution: "flatted@npm:3.3.3"
   checksum: 10c0/e957a1c6b0254aa15b8cce8533e24165abd98fadc98575db082b786b5da1b7d72062b81bfdcd1da2f4d46b6ed93bec2434e62333e9b4261d79ef2e75a10dd538
@@ -1882,6 +1913,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"mrmime@npm:^2.0.0":
+  version: 2.0.1
+  resolution: "mrmime@npm:2.0.1"
+  checksum: 10c0/af05afd95af202fdd620422f976ad67dc18e6ee29beb03dd1ce950ea6ef664de378e44197246df4c7cdd73d47f2e7143a6e26e473084b9e4aa2095c0ad1e1761
+  languageName: node
+  linkType: hard
+
 "ms@npm:^2.1.3":
   version: 2.1.3
   resolution: "ms@npm:2.1.3"
@@ -2013,6 +2051,7 @@ __metadata:
     "@types/node": "npm:24"
     "@typescript-eslint/eslint-plugin": "npm:^8.51.0"
     "@typescript-eslint/parser": "npm:^8.51.0"
+    "@vitest/ui": "npm:^4.0.16"
     esbuild: "npm:0.27.2"
     eslint: "npm:^9.39.2"
     eslint-config-prettier: "npm:^10.1.8"
@@ -2273,6 +2312,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"sirv@npm:^3.0.2":
+  version: 3.0.2
+  resolution: "sirv@npm:3.0.2"
+  dependencies:
+    "@polka/url": "npm:^1.0.0-next.24"
+    mrmime: "npm:^2.0.0"
+    totalist: "npm:^3.0.0"
+  checksum: 10c0/5930e4397afdb14fbae13751c3be983af4bda5c9aadec832607dc2af15a7162f7d518c71b30e83ae3644b9a24cea041543cc969e5fe2b80af6ce8ea3174b2d04
+  languageName: node
+  linkType: hard
+
 "smart-buffer@npm:^4.2.0":
   version: 4.2.0
   resolution: "smart-buffer@npm:4.2.0"
@@ -2400,6 +2450,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"totalist@npm:^3.0.0":
+  version: 3.0.1
+  resolution: "totalist@npm:3.0.1"
+  checksum: 10c0/4bb1fadb69c3edbef91c73ebef9d25b33bbf69afe1e37ce544d5f7d13854cda15e47132f3e0dc4cafe300ddb8578c77c50a65004d8b6e97e77934a69aa924863
+  languageName: node
+  linkType: hard
+
 "ts-api-utils@npm:^2.2.0":
   version: 2.4.0
   resolution: "ts-api-utils@npm:2.4.0"