diff --git a/.firebaserc b/.firebaserc
new file mode 100644
index 0000000..156ff68
--- /dev/null
+++ b/.firebaserc
@@ -0,0 +1,5 @@
+{
+  "projects": {
+    "default": "flutter-gakkai-07"
+  }
+}
\ No newline at end of file
diff --git a/.fvm/fvm_config.json b/.fvm/fvm_config.json
new file mode 100644
index 0000000..253b612
--- /dev/null
+++ b/.fvm/fvm_config.json
@@ -0,0 +1,4 @@
+{
+    "flutterSdkVersion": "3.27.1",
+    "flavors": {}
+}
\ No newline at end of file
diff --git a/.github/.gitkeep b/.github/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/.github/workflows/backend-cd.yaml b/.github/workflows/backend-cd.yaml
new file mode 100644
index 0000000..0960563
--- /dev/null
+++ b/.github/workflows/backend-cd.yaml
@@ -0,0 +1,66 @@
+name: CD for Cloud Run Functions on Firebase
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - "genkit/**"
+
+jobs:
+  changes:
+    name: Detect Changes
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: read
+      contents: read
+    timeout-minutes: 15
+    outputs:
+      genkit_functions: ${{ steps.filter.outputs.genkit_functions }}
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v3
+
+      - name: Detect changes
+        uses: dorny/paths-filter@v2
+        id: filter
+        with:
+          filters: |
+            genkit_functions:
+              - 'genkit/**'
+
+  deploy_functions:
+    name: Deploy Cloud Run Functions
+    needs:
+      - changes
+    if: ${{ needs.changes.outputs.genkit_functions == 'true' }}
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+      contents: read
+    timeout-minutes: 60
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v3
+
+      - name: "Authenticate to Google Cloud"
+        uses: "google-github-actions/auth@v2"
+        with:
+          workload_identity_provider: ${{ secrets.WORKLOAD_IDENTITY_PROVIDER }}
+          service_account: ${{ secrets.SERVICE_ACCOUNT_MAIL }}
+          create_credentials_file: true
+          export_environment_variables: true
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: 20
+
+      - name: Install Dependencies
+        working-directory: ./genkit
+        run: npm install
+
+      - name: Deploy to Functions
+        run: |
+          npm install -g firebase-tools
+          firebase deploy --only functions --force --project=${{ secrets.PROJECT_ID }}
diff --git a/.github/workflows/backend-ci.yaml b/.github/workflows/backend-ci.yaml
new file mode 100644
index 0000000..25490fc
--- /dev/null
+++ b/.github/workflows/backend-ci.yaml
@@ -0,0 +1,58 @@
+name: CI for Cloud Run Functions on Firebase
+
+on:
+  pull_request:
+    paths:
+      - "genkit/**"
+    types:
+      - opened
+      - synchronize
+
+jobs:
+  changes:
+    name: Detect Changes
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: read
+      contents: read
+    timeout-minutes: 15
+    outputs:
+      genkit_functions: ${{ steps.filter.outputs.genkit_functions }}
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v3
+
+      - name: Detect changes
+        uses: dorny/paths-filter@v2
+        id: filter
+        with:
+          filters: |
+            genkit_functions:
+              - 'genkit/**'
+
+  functions_ci:
+    name: Cloud Run Functions CI
+    needs:
+      - changes
+    if: ${{ needs.changes.outputs.genkit_functions == 'true' }}
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+      contents: read
+    timeout-minutes: 15
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v3
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: 20
+
+      - name: Install Dependencies
+        working-directory: ./genkit
+        run: npm install
+
+      - name: Check for linting errors
+        working-directory: ./genkit
+        run: npm run lint
diff --git a/.github/workflows/frontend-cd.yaml b/.github/workflows/frontend-cd.yaml
new file mode 100644
index 0000000..60e50f2
--- /dev/null
+++ b/.github/workflows/frontend-cd.yaml
@@ -0,0 +1,61 @@
+name: Deploy to Firebase Hosting on merge
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+    paths-ignore:
+      - "genkit/**"
+
+jobs:
+  build_and_deploy:
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+      contents: read
+    timeout-minutes: 15
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Read Flutter SDK version
+        run: echo "FLUTTER_VERSION=$(jq -r '.flutterSdkVersion' .fvm/fvm_config.json)" >> $GITHUB_ENV
+        shell: bash
+
+      - name: Create Firebase options file
+        run: |
+          cat <<EOF > ./lib/firebase_options.dart
+          ${{ secrets.FIREBASE_CONFIG }}
+          EOF
+
+      - name: Create dot_env file
+        run: |
+          cat <<EOF > ./.env
+          ${{ secrets.DOT_ENV }}
+          EOF
+
+      - name: Setup Flutter
+        uses: subosito/flutter-action@v2
+        with:
+          flutter-version: ${{ env.FLUTTER_VERSION }}
+
+      - name: flutter pub get
+        run: flutter pub get
+
+      - name: flutter build web
+        run: flutter build web
+
+      - name: "Authenticate to Google Cloud"
+        uses: "google-github-actions/auth@v2"
+        with:
+          workload_identity_provider: ${{ secrets.WORKLOAD_IDENTITY_PROVIDER }}
+          service_account: ${{ secrets.SERVICE_ACCOUNT_MAIL }}
+          create_credentials_file: true
+          export_environment_variables: true
+
+      - name: Deploy to Firebase Hosting
+        run: |
+          npm install -g firebase-tools
+          firebase deploy --only hosting --project=${{ secrets.PROJECT_ID }}
diff --git a/.github/workflows/frontend-ci.yaml b/.github/workflows/frontend-ci.yaml
new file mode 100644
index 0000000..9a69076
--- /dev/null
+++ b/.github/workflows/frontend-ci.yaml
@@ -0,0 +1,60 @@
+name: Preview Deploy to Firebase Hosting on merge
+
+on:
+  pull_request:
+    types:
+      - opened
+      - synchronize
+    paths-ignore:
+      - "genkit/**"
+jobs:
+  build_and_deploy:
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+      contents: read
+    timeout-minutes: 15
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Read Flutter SDK version
+        run: echo "FLUTTER_VERSION=$(jq -r '.flutterSdkVersion' .fvm/fvm_config.json)" >> $GITHUB_ENV
+        shell: bash
+
+      - name: Create Firebase options file
+        run: |
+          cat <<EOF > ./lib/firebase_options.dart
+          ${{ secrets.FIREBASE_CONFIG }}
+          EOF
+
+      - name: Create dot_env file
+        run: |
+          cat <<EOF > ./.env
+          ${{ secrets.DOT_ENV }}
+          EOF
+
+      - name: Setup Flutter
+        uses: subosito/flutter-action@v2
+        with:
+          flutter-version: ${{ env.FLUTTER_VERSION }}
+
+      - name: flutter pub get
+        run: flutter pub get
+
+      - name: flutter build web
+        run: flutter build web
+
+      - name: "Authenticate to Google Cloud"
+        uses: "google-github-actions/auth@v2"
+        with:
+          workload_identity_provider: ${{ secrets.WORKLOAD_IDENTITY_PROVIDER }}
+          service_account: ${{ secrets.SERVICE_ACCOUNT_MAIL }}
+          create_credentials_file: true
+          export_environment_variables: true
+
+      - name: Preview Deploy to Firebase Hosting
+        run: |
+          npm install -g firebase-tools
+          firebase hosting:channel:deploy preview --project=${{ secrets.PROJECT_ID }}
diff --git a/.gitignore b/.gitignore
index 0665377..7dd86f4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -47,10 +47,7 @@ app.*.map.json
 # tools
 .vscode
 .env
-.firebaserc
-firebase.json
 lib/firebase_options.dart
 genkit/node_modules
-genkit/.firebaserc
 genkit/.genkit
 genkit/lib
diff --git a/firebase.json b/firebase.json
new file mode 100644
index 0000000..130e23f
--- /dev/null
+++ b/firebase.json
@@ -0,0 +1,54 @@
+{
+    "flutter": {
+      "platforms": {
+        "dart": {
+          "lib/firebase_options.dart": {
+            "projectId": "flutter-gakkai-07",
+            "configurations": {
+              "web": "1:463090427578:web:7f5a01f865f5c3a6efc483"
+            }
+          }
+        }
+      }
+    },
+    "functions": [
+      {
+        "source": "genkit",
+        "codebase": "default",
+        "ignore": [
+          "node_modules",
+          ".git",
+          "firebase-debug.log",
+          "firebase-debug.*.log",
+          "*.local"
+        ],
+        "predeploy": [
+          "npm --prefix \"$RESOURCE_DIR\" run lint",
+          "npm --prefix \"$RESOURCE_DIR\" run build"
+        ]
+      }
+    ],
+    "emulators": {
+      "auth": {
+        "port": 9099
+      },
+      "functions": {
+        "port": 5001
+      },
+      "firestore": {
+        "port": 8080
+      },
+      "ui": {
+        "enabled": true
+      },
+      "singleProjectMode": true
+    },
+    "hosting": {
+      "public": "build/web",
+      "ignore": [
+        "firebase.json",
+        "**/.* !**/.env",
+        "**/node_modules/**"
+      ]
+    }
+  }
\ No newline at end of file
diff --git a/genkit/.firebaserc b/genkit/.firebaserc
new file mode 100644
index 0000000..156ff68
--- /dev/null
+++ b/genkit/.firebaserc
@@ -0,0 +1,5 @@
+{
+  "projects": {
+    "default": "flutter-gakkai-07"
+  }
+}
\ No newline at end of file
diff --git a/genkit/prompts/characterImageGenerator.prompt b/genkit/prompts/characterImageGenerator.prompt
index 9ef55dd..2e5d0fd 100644
--- a/genkit/prompts/characterImageGenerator.prompt
+++ b/genkit/prompts/characterImageGenerator.prompt
@@ -3,6 +3,7 @@ model: vertexai/imagen3
 config:
   temperature: 0.7
   sampleCount: 1
+  safetySettings: BLOCK_NONE
 input:
   schema:
     characterName: string