diff --git a/.github/workflows/pre-release.yml b/.github/workflows/pre-release.yml
new file mode 100644
index 0000000..3c3cf7e
--- /dev/null
+++ b/.github/workflows/pre-release.yml
@@ -0,0 +1,48 @@
+name: Pre-Release
+
+# Controls when the workflow will run
+on:
+    # Triggers the workflow on pull request events but only for the main branch
+    pull_request:
+        branches: [main]
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+    # This workflow contains a single job called "Build and Pre-Release APK"
+    releases:
+        name: Build and Pre-Release APK
+        # The type of runner that the job will run on
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout the code
+              uses: actions/checkout@v4
+
+            - name: Setup Java
+              uses: actions/setup-java@v3
+              with:
+                  distribution: 'zulu'
+                  java-version: '17'
+
+            - name: Setup Flutter
+              uses: subosito/flutter-action@v2
+              with:
+                  channel: 'stable'
+
+            - name: Get packages
+              run: flutter pub get
+
+            - name: Generate Java keystore
+              env:
+                  KEY_JKS: ${{ secrets.KEY_JKS }}
+              run: echo "$KEY_JKS" | base64 --decode > release-keystore.jks
+
+            - name: Build APK
+              env:
+                  KEY_PASSWORD: ${{ secrets.KEY_PASSWORD }}
+              run: flutter build apk --split-per-abi
+
+            - name: Pre-release APK by uploading it to Artifacts
+              uses: actions/upload-artifact@v3
+              with:
+                  name: APKS
+                  path: build/app/outputs/flutter-apk/*.apk
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 0000000..b6fbe25
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,61 @@
+# This is a basic workflow to help you get started with Actions
+name: Release
+
+# Controls when the workflow will run
+on:
+    # Triggers the workflow on push events but only for the main branch
+    push:
+        branches: [main]
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+    # This workflow contains a single job called "Build and Release APK"
+    releases:
+        name: Build and Release APK
+        # The type of runner that the job will run on
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout the code
+              uses: actions/checkout@v4
+
+            - name: Get version from pubspec.yaml
+              id: version
+              run: echo "::set-output name=version::$(grep "version:" pubspec.yaml | cut -c10-)"
+
+            - name: Setup Java
+              uses: actions/setup-java@v3
+              with:
+                  distribution: 'zulu'
+                  java-version: '17'
+
+            - name: Setup Flutter
+              uses: subosito/flutter-action@v2
+              with:
+                  channel: 'stable'
+
+            - name: Get packages
+              run: flutter pub get
+
+            - name: Generate Java keystore
+              env:
+                  KEY_JKS: ${{ secrets.KEY_JKS }}
+              run: echo "$KEY_JKS" | base64 --decode > release-keystore.jks
+
+            - name: Build APK
+              env:
+                  KEY_PASSWORD: ${{ secrets.KEY_PASSWORD }}
+              run: flutter build apk --split-per-abi
+
+            - name: Get current date
+              id: date
+              run: echo "::set-output name=date::$(TZ='Asia/Jakarta' date +'%A %d-%m-%Y %T WIB')"
+
+            - name: Release APK
+              uses: ncipollo/release-action@v1
+              with:
+                  allowUpdates: true
+                  artifacts: 'build/app/outputs/flutter-apk/*.apk'
+                  body: 'Published at ${{ steps.date.outputs.date }}'
+                  name: 'v${{ steps.version.outputs.version }}'
+                  token: ${{ secrets.GH_TOKEN }}
+                  tag: ${{ steps.version.outputs.version }}
diff --git a/.github/workflows/staging.yml b/.github/workflows/staging.yml
new file mode 100644
index 0000000..04964ac
--- /dev/null
+++ b/.github/workflows/staging.yml
@@ -0,0 +1,37 @@
+name: Staging
+
+# Controls when the workflow will run
+on:
+    # Triggers the workflow on push or pull request events but only for the develop branch
+    push:
+        branches: [staging]
+    pull_request:
+        branches: [staging]
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+    # This workflow contains a single job called "build"
+    build:
+        name: Analyze
+        # The type of runner that the job will run on
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout the code
+              uses: actions/checkout@v4
+
+            - name: Setup Java
+              uses: actions/setup-java@v3
+              with:
+                  distribution: 'zulu'
+                  java-version: '17'
+
+            - name: Setup Flutter
+              uses: subosito/flutter-action@v2
+              with:
+                  channel: 'stable'
+
+            - name: Get packages
+              run: flutter pub get
+
+            - name: Analyze
+              run: flutter analyze
diff --git a/.gitignore b/.gitignore
index 6928530..815e63e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -47,3 +47,6 @@ app.*.map.json
 /android/app/release
 /android/local.properties
 
+# Others
+*.keystore
+*.jks
\ No newline at end of file
diff --git a/android/app/build.gradle b/android/app/build.gradle
index d2bc54e..e31ee77 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -30,11 +30,17 @@ android {
         versionName = flutter.versionName
     }
 
+    signingConfigs {
+        release {
+                storeFile file("../../release-keystore.jks")
+                storePassword = "$System.env.KEY_PASSWORD"
+                keyAlias = "release"
+                keyPassword = "$System.env.KEY_PASSWORD"
+        }
+    }
     buildTypes {
         release {
-            // TODO: Add your own signing config for the release build.
-            // Signing with the debug keys for now, so `flutter run --release` works.
-            signingConfig = signingConfigs.debug
+            signingConfig signingConfigs.release
         }
     }
 }