Add CI workflow

.dockerignore

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+Dockerfile

.gitea/workflows/docker-build.yml

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+name: Build & Push Docker Image with Commit Hash Tag
+
+on:
+  push:
+    branches:
+      - master
+  workflow_dispatch:
+
+jobs:
+  build-and-push:
+    runs-on: docker
+
+    steps:
+      - name: 📦 Cloner le dépôt
+        uses: actions/checkout@v3
+
+      - name: ⚙️ Récupérer le hash court du commit
+        id: vars
+        run: echo "COMMIT_HASH=$(git rev-parse --short HEAD)" >> $GITEA_OUTPUT
+
+      - name: 🔐 Connexion au registre Docker (Gitea)
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ vars.REGISTRY_URL }}
+          username: ${{ secrets.REGISTRY_USERNAME }}
+          password: ${{ secrets.REGISTRY_PASSWORD }}
+
+      - name: ⚙️ Préparer Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: 🐳 Construire & pousser l’image avec Buildx
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          tags: |
+            ${{ vars.REGISTRY_URL }}/${{ vars.REGISTRY_REPOSITORY }}:latest
+            ${{ vars.REGISTRY_URL }}/${{ vars.REGISTRY_REPOSITORY }}:${{ steps.vars.outputs.COMMIT_HASH }}
+          platforms: linux/amd64

Dockerfile

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+FROM php:8-apache
+
+WORKDIR /var/www/html
+
+COPY . .
+
+ADD https://github.com/mlocati/docker-php-extension-installer/releases/latest/download/install-php-extensions /usr/local/bin/
+
+RUN chmod +x /usr/local/bin/install-php-extensions
+
+RUN install-php-extensions imagick
+
+RUN docker-php-ext-enable imagick
+
+RUN apt-get update && apt-get install -y ffmpeg git wget unzip vim
+
+RUN wget https://use.fontawesome.com/releases/v5.15.1/fontawesome-free-5.15.1-web.zip
+RUN unzip fontawesome-free-5.15.1-web.zip
+RUN rm fontawesome-free-5.15.1-web.zip
+RUN mv fontawesome-free-5.15.1-web /var/www/html/fontawesome
+
+COPY --from=composer/composer:latest-bin /composer /usr/bin/composer
+WORKDIR /var/www/html/php
+RUN composer require php-ffmpeg/php-ffmpeg
+
+RUN install -d -m 0755 -o www-data -g www-data /var/www/html/uploads