diff --git a/.forgejo/workflows/deploy.yml b/.forgejo/workflows/deploy.yml
index 1aa0056..67cc286 100644
--- a/.forgejo/workflows/deploy.yml
+++ b/.forgejo/workflows/deploy.yml
@@ -10,25 +10,8 @@ jobs:
     name: Deploy to Production
     runs-on: docker
     container:
-      image: php:8.3-cli
+      image: forgejo-ci-php:latest
     steps:
-      - name: Install system dependencies and PHP extensions
-        run: |
-          apt-get update && apt-get install -y --no-install-recommends \
-            libfreetype6-dev \
-            libjpeg62-turbo-dev \
-            libpng-dev \
-            unzip \
-            git \
-            curl \
-          && docker-php-ext-configure gd --with-freetype --with-jpeg \
-          && docker-php-ext-install -j$(nproc) gd \
-          && rm -rf /var/lib/apt/lists/*
-
-      - name: Install Composer
-        run: |
-          curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
-
       - name: Checkout code
         run: |
           git clone --depth 1 --branch main https://forge.studio-variable.com/${{ github.repository }}.git .
diff --git a/Dockerfile.ci b/Dockerfile.ci
new file mode 100644
index 0000000..6b83053
--- /dev/null
+++ b/Dockerfile.ci
@@ -0,0 +1,21 @@
+FROM php:8.3-cli
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    libfreetype6-dev \
+    libjpeg62-turbo-dev \
+    libpng-dev \
+    unzip \
+    git \
+    curl \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install and configure GD extension
+RUN docker-php-ext-configure gd --with-freetype --with-jpeg \
+    && docker-php-ext-install -j$(nproc) gd
+
+# Install Composer
+RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
+
+# Set working directory
+WORKDIR /workspace