diff --git a/.github/workflows/android-test.yml b/.github/workflows/android-test.yml
index 114aaa5..fb7f83a 100644
--- a/.github/workflows/android-test.yml
+++ b/.github/workflows/android-test.yml
@@ -1,11 +1,14 @@
 name: Android Emulator Tests
-on: [push, pull_request]
+on: [ push, pull_request ]
 
 jobs:
   check-if-tests-exist:
     runs-on: ubuntu-latest
     outputs:
       status: ${{ steps.check-androidTest.outputs.NOT_EMPTY }}
+      min-sdk-version: ${{ steps.get-sdk-version.outputs.MIN_SDK_VERSION }}
+      target-sdk-version: ${{ steps.get-sdk-version.outputs.TARGET_SDK_VERSION }}
+      app-id: ${{ steps.get-app-id.outputs.APP_ID }}
     steps:
       - name: Checkout
         uses: actions/checkout@v3
@@ -16,36 +19,81 @@ jobs:
           echo "NOT_EMPTY=$([ "$(ls -A BackupAPI/src/androidTest)" ] && echo 'true' || echo 'false')"
           echo "NOT_EMPTY=$([ "$(ls -A BackupAPI/src/androidTest)" ] && echo 'true' || echo 'false')" >> $GITHUB_OUTPUT
         id: check-androidTest
+      - name: Get min and target sdk
+        if: steps.check-androidTest.outputs.NOT_EMPTY == 'true'
+        id: get-sdk-version
+        run: |
+            echo "MIN_SDK_VERSION=$(cat BackupAPI/build.gradle | grep minSdkVersion | rev | cut -d' ' -f 1 | rev)" >> $GITHUB_OUTPUT
+            echo "TARGET_SDK_VERSION=$(cat BackupAPI/build.gradle | grep targetSdkVersion | rev | cut -d' ' -f 1 | rev)" >> $GITHUB_OUTPUT
+      - name: Get app ID
+        id: get-app-id
+        run: |
+            echo "APP_ID=$(cat BackupAPI/build.gradle | grep applicationId | rev | cut -d' ' -f 1 | rev | tr -d '"')" >> $GITHUB_OUTPUT
+      
   test:
     needs: check-if-tests-exist
     if: needs.check-if-tests-exist.outputs.status == 'true'
-    runs-on: macos-latest
+    runs-on: ubuntu-latest
     strategy:
       matrix:
-        api-level: [29]
-        target: [default]
-        arch: [x86_64]
+        api-level: [34, "${{ needs.check-if-tests-exist.outputs.min-sdk-version }}", "${{ needs.check-if-tests-exist.outputs.target-sdk-version }}"]
     steps:
       - name: Checkout
         uses: actions/checkout@v3
         with:
-          submodules: "recursive"
+          submodules: 'recursive'
+    
+      - name: Enable KVM group perms
+        run: |
+          echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
+          sudo udevadm control --reload-rules
+          sudo udevadm trigger --name-match=kvm
+
+      - name: Gradle cache
+        uses: gradle/gradle-build-action@v3
+
+      - name: AVD cache
+        uses: actions/cache@v4
+        id: avd-cache
+        with:
+          path: |
+            ~/.android/avd/*
+            ~/.android/adb*
+          key: avd-${{ matrix.api-level }}
 
       - name: Set up JDK environment
         uses: actions/setup-java@v3
         with:
-          distribution: "zulu"
+          distribution: 'zulu'
           java-version: 17
 
-      - name: Gradle cache
-        uses: gradle/gradle-build-action@v2
+      - name: create AVD and generate snapshot for caching
+        if: steps.avd-cache.outputs.cache-hit != 'true'
+        uses: reactivecircus/android-emulator-runner@v2
+        with:
+          api-level: ${{ matrix.api-level }}
+          target: ${{ matrix.api-level >= 30 && 'google_apis' || 'default' }}
+          arch: ${{ matrix.api-level < 21 && 'x86' || 'x86_64' }}
+          force-avd-creation: false
+          emulator-options: -no-window -gpu swiftshader_indirect -noaudio -no-boot-anim -camera-back none
+          disable-animations: false
+          script: echo "Generated AVD snapshot for caching."
 
       - name: Run connected tests
         uses: ReactiveCircus/android-emulator-runner@v2
         with:
           api-level: ${{ matrix.api-level }}
-          target: ${{ matrix.target }}
-          arch: ${{ matrix.arch }}
-          profile: Nexus 6
+          target: ${{ matrix.api-level >= 30 && 'google_apis' || 'default' }}
+          arch: ${{ matrix.api-level < 21 && 'x86' || 'x86_64' }}
+          force-avd-creation: false
+          emulator-options: -no-snapshot-save -no-window -gpu swiftshader_indirect -noaudio -no-boot-anim -camera-back none
           disable-animations: true
-          script: bash ./gradlew :BackupAPI:connectedCheck --stacktrace
+          script: |
+            adb uninstall ${{needs.check-if-tests-exist.outputs.app-id}} || true
+            adb uninstall ${{needs.check-if-tests-exist.outputs.app-id}}.test || true
+            adb uninstall ${{needs.check-if-tests-exist.outputs.app-id}}.androidTest || true
+            chmod +x gradlew
+            ./gradlew :BackupAPI:connectedCheck --stacktrace
+            adb uninstall ${{needs.check-if-tests-exist.outputs.app-id}} || true
+            adb uninstall ${{needs.check-if-tests-exist.outputs.app-id}}.test || true
+            adb uninstall ${{needs.check-if-tests-exist.outputs.app-id}}.androidTest || true
diff --git a/.github/workflows/changelog.yml b/.github/workflows/changelog.yml
index ad4099a..6e50db1 100644
--- a/.github/workflows/changelog.yml
+++ b/.github/workflows/changelog.yml
@@ -2,7 +2,7 @@ name: Changelog Generation
 
 on:
   release:
-    types: [published, released]
+    types: [published]
   workflow_dispatch:
 
 jobs:
@@ -16,6 +16,7 @@ jobs:
       - uses: rhysd/changelog-from-release/action@v3
         with:
           file: CHANGELOG.md
+          pull_request: true
           github_token: ${{ secrets.GITHUB_TOKEN }}
           commit_summary_template: 'update changelog for %s changes'
           args: -l 2
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9e60fe6..9b1a683 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -45,5 +45,23 @@ jobs:
       - name: Setup Gradle
         uses: gradle/gradle-build-action@v2
 
+      - name: Run lint check
+        run: bash ./gradlew lint
+
+      - name: Upload lint result
+        uses: actions/upload-artifact@v4
+        with:
+          name: lint-results-debug
+          path: BackupAPI/build/reports/lint-results-debug.html
+
       - name: Build the app
         run: bash ./gradlew build --stacktrace
+
+      - name: Build debug apk
+        run: bash ./gradlew assembleDebug
+
+      - name: Upload debug apk
+        uses: actions/upload-artifact@v4
+        with:
+          name: debug-apk
+          path: BackupAPI/build/outputs/apk/debug/*.apk
\ No newline at end of file