diff --git a/.github/workflows/pull-request-merge-check.yml b/.github/workflows/pull-request-merge-check.yml
index 1755ba29..73c2620f 100644
--- a/.github/workflows/pull-request-merge-check.yml
+++ b/.github/workflows/pull-request-merge-check.yml
@@ -9,7 +9,9 @@ on:
       - reopened # default
       - synchronize # default
       - ready_for_review # 必要
-
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
 
 permissions:
   contents: read
@@ -26,48 +28,23 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Gradle Wrapper Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: ~/.gradle/wrapper
-          key: gradle-wrapper-${{  hashFiles('gradle/wrapper/gradle-wrapper.properties') }}
-
-      - name: Dependencies Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: |
-            ~/.gradle/cache/jars-*
-            ~/.gradle/caches/transforms-*
-            ~/.gradle/caches/modules-*
-          key: gradle-dependencies-${{ hashFiles('**/*.gradle.kts') }}
-          restore-keys: gradle-dependencies-
-
-      - name: Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: |
-            ~/.gradle/caches/build-cache-*
-            ~/.gradle/caches/[0-9]*.*
-            .gradle
-          key: ${{ runner.os }}-gradle-build-${{ github.workflow }}-${{ github.sha }}
-          restore-keys: ${{ runner.os }}-gradle-build-${{ github.workflow }}-
-
-      - name: Build Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: |
-            build
-          key: gradle-build-${{ hashFiles('**/*.gradle.kts') }}-${{ hashFiles('**/*.kt') }}-${{ github.sha }}
+      - name: Gradle Wrapper Validation
+        uses: gradle/actions/wrapper-validation@v3
 
       - name: Set up JDK 21
         uses: actions/setup-java@v4
         with:
           java-version: '21'
           distribution: 'temurin'
-      - name: Build
-        uses: gradle/gradle-build-action@v3.5.0
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v3
         with:
-          arguments: :hideout-core:testClasses
+          cache-read-only: false
+          gradle-home-cache-cleanup: true
+
+      - name: Build
+        run: ./gradlew :hideout-core:classes
 
   unit-test:
     name: Unit Test
@@ -77,109 +54,20 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Gradle Wrapper Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: ~/.gradle/wrapper
-          key: gradle-wrapper-${{  hashFiles('gradle/wrapper/gradle-wrapper.properties') }}
-
-      - name: Dependencies Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: |
-            ~/.gradle/cache/jars-*
-            ~/.gradle/caches/transforms-*
-            ~/.gradle/caches/modules-*
-          key: gradle-dependencies-${{ hashFiles('**/*.gradle.kts') }}
-          restore-keys: gradle-dependencies-
-
-      - name: Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: |
-            ~/.gradle/caches/build-cache-*
-            ~/.gradle/caches/[0-9]*.*
-            .gradle
-          key: ${{ runner.os }}-gradle-build-${{ github.workflow }}-${{ github.sha }}
-          restore-keys: ${{ runner.os }}-gradle-build-${{ github.workflow }}-
-
-      - name: Build Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: |
-            build
-          key: gradle-build-${{ hashFiles('**/*.gradle.kts') }}-${{ hashFiles('src') }}-${{ github.sha }}
-
       - name: Set up JDK 21
         uses: actions/setup-java@v4
         with:
           java-version: '21'
           distribution: 'temurin'
 
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v3
+        with:
+          cache-read-only: false
+          gradle-home-cache-cleanup: true
+
       - name: Unit Test
-        uses: gradle/gradle-build-action@v3.5.0
-        with:
-          arguments: :hideout-core:test
-
-      - name: Save Test Report
-        if: always()
-        uses: actions/cache/save@v4
-        with:
-          path: build/test-results
-          key: unit-test-report-${{ github.sha }}
-
-  coverage:
-    name: Coverage
-    needs: [ setup ]
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Gradle Wrapper Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: ~/.gradle/wrapper
-          key: gradle-wrapper-${{  hashFiles('gradle/wrapper/gradle-wrapper.properties') }}
-
-      - name: Dependencies Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: |
-            ~/.gradle/cache/jars-*
-            ~/.gradle/caches/transforms-*
-            ~/.gradle/caches/modules-*
-          key: gradle-dependencies-${{ hashFiles('**/*.gradle.kts') }}
-          restore-keys: gradle-dependencies-
-
-      - name: Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: |
-            ~/.gradle/caches/build-cache-*
-            ~/.gradle/caches/[0-9]*.*
-            .gradle
-          key: ${{ runner.os }}-gradle-build-${{ github.workflow }}-${{ github.sha }}
-          restore-keys: ${{ runner.os }}-gradle-build-${{ github.workflow }}-
-
-      - name: Build Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: |
-            build
-          key: gradle-build-${{ hashFiles('**/*.gradle.kts') }}-${{ hashFiles('src') }}-${{ github.sha }}
-
-      - name: Set up JDK 21
-        uses: actions/setup-java@v4
-        with:
-          java-version: '21'
-          distribution: 'temurin'
-
-      - name: Run Kover
-
-        uses: gradle/gradle-build-action@v3.5.0
-        with:
-          arguments: :hideout-core:koverXmlReport --rerun-tasks
+        run: ./gradlew :hideout-core:koverXmlReport
 
       - name: Add coverage report to PR
         if: always()
@@ -195,18 +83,6 @@ jobs:
           min-coverage-changed-files: 80
           coverage-counter-type: LINE
 
-  report-tests:
-    name: Report Tests
-    if: success() || failure()
-    needs: [ unit-test ]
-    runs-on: ubuntu-latest
-    steps:
-      - name: Restore Test Report
-        uses: actions/cache/restore@v4
-        with:
-          path: build/test-results
-          key: unit-test-report-${{ github.sha }}
-
       - name: JUnit Test Report
         uses: mikepenz/action-junit-report@v4
         with:
@@ -220,49 +96,20 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Gradle Wrapper Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: ~/.gradle/wrapper
-          key: gradle-wrapper-${{  hashFiles('gradle/wrapper/gradle-wrapper.properties') }}
-
-      - name: Dependencies Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: |
-            ~/.gradle/cache/jars-*
-            ~/.gradle/caches/transforms-*
-            ~/.gradle/caches/modules-*
-          key: gradle-dependencies-${{ hashFiles('**/*.gradle.kts') }}
-          restore-keys: gradle-dependencies-
-
-      - name: Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: |
-            ~/.gradle/caches/build-cache-*
-            ~/.gradle/caches/[0-9]*.*
-            .gradle
-          key: ${{ runner.os }}-gradle-build-${{ github.workflow }}-${{ github.sha }}
-          restore-keys: ${{ runner.os }}-gradle-build-${{ github.workflow }}-
-
-      - name: Build Cache
-        uses: actions/cache@v4.0.2
-        with:
-          path: |
-            build
-          key: gradle-build-${{ hashFiles('**/*.gradle.kts') }}-${{ hashFiles('src') }}-${{ github.sha }}
-
       - name: Set up JDK 21
         uses: actions/setup-java@v4
         with:
           java-version: '21'
           distribution: 'temurin'
 
-      - name: Build with Gradle
-        uses: gradle/gradle-build-action@ac2d340dc04d9e1113182899e983b5400c17cda1
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v3
         with:
-          arguments: :hideout-core:detektMain
+          cache-read-only: false
+          gradle-home-cache-cleanup: true
+
+      - name: Build with Gradle
+        run: ./gradlew :hideout-core:detektMain
 
       - name: Auto Commit
         if: ${{ always() }}
diff --git a/hideout-mastodon/build.gradle.kts b/hideout-mastodon/build.gradle.kts
index dfc584a1..597af703 100644
--- a/hideout-mastodon/build.gradle.kts
+++ b/hideout-mastodon/build.gradle.kts
@@ -44,32 +44,40 @@ dependencies {
     implementation(libs.bundles.coroutines)
 }
 
-tasks.test {
-    useJUnitPlatform()
+tasks {
+    test {
+        useJUnitPlatform()
+    }
+
+    compileKotlin {
+        dependsOn("openApiGenerateMastodonCompatibleApi")
+        mustRunAfter("openApiGenerateMastodonCompatibleApi")
+    }
+
+    create<GenerateTask>("openApiGenerateMastodonCompatibleApi") {
+        generatorName.set("kotlin-spring")
+        inputSpec.set("$rootDir/src/main/resources/openapi/mastodon.yaml")
+        outputDir.set("$buildDir/generated/sources/mastodon")
+        apiPackage.set("dev.usbharu.hideout.mastodon.interfaces.api.generated")
+        modelPackage.set("dev.usbharu.hideout.mastodon.interfaces.api.generated.model")
+        configOptions.put("interfaceOnly", "true")
+        configOptions.put("useSpringBoot3", "true")
+        configOptions.put("reactive", "true")
+        configOptions.put("gradleBuildFile", "false")
+        configOptions.put("useSwaggerUI", "false")
+        configOptions.put("enumPropertyNaming", "UPPERCASE")
+        additionalProperties.put("useTags", "true")
+
+        importMappings.put("org.springframework.core.io.Resource", "org.springframework.web.multipart.MultipartFile")
+        typeMappings.put("org.springframework.core.io.Resource", "org.springframework.web.multipart.MultipartFile")
+        templateDir.set("$rootDir/templates")
+    }
 }
+
 kotlin {
     jvmToolchain(21)
 }
 
-tasks.create<GenerateTask>("openApiGenerateMastodonCompatibleApi", GenerateTask::class) {
-    generatorName.set("kotlin-spring")
-    inputSpec.set("$rootDir/src/main/resources/openapi/mastodon.yaml")
-    outputDir.set("$buildDir/generated/sources/mastodon")
-    apiPackage.set("dev.usbharu.hideout.mastodon.interfaces.api.generated")
-    modelPackage.set("dev.usbharu.hideout.mastodon.interfaces.api.generated.model")
-    configOptions.put("interfaceOnly", "true")
-    configOptions.put("useSpringBoot3", "true")
-    configOptions.put("reactive", "true")
-    configOptions.put("gradleBuildFile", "false")
-    configOptions.put("useSwaggerUI", "false")
-    configOptions.put("enumPropertyNaming", "UPPERCASE")
-    additionalProperties.put("useTags", "true")
-
-    importMappings.put("org.springframework.core.io.Resource", "org.springframework.web.multipart.MultipartFile")
-    typeMappings.put("org.springframework.core.io.Resource", "org.springframework.web.multipart.MultipartFile")
-    templateDir.set("$rootDir/templates")
-}
-
 sourceSets.main {
     kotlin.srcDirs(
         "$buildDir/generated/sources/mastodon/src/main/kotlin"