diff --git a/PHP8.5/QA/Dockerfile b/PHP8.5/QA/Dockerfile
index 04347ab..a4d44d0 100644
--- a/PHP8.5/QA/Dockerfile
+++ b/PHP8.5/QA/Dockerfile
@@ -1,101 +1,118 @@
-FROM php:8.5-cli-trixie
+# Stage n°1: builder.
+# Cette étape ne sert qu'à l'installation et la compilation des extensions php.
+# Une fois fait, on copie les fichiers compilés vers le stage base,
+# et on supprime celui-là qui n'est donc plus utile, on gagne à peu près ~586MB.
+FROM php:8.5.4-cli-alpine AS builder
+# Utilisation de l'image docker php:8.5-cli-alpine: https://hub.docker.com/layers/library/php/8.5.4-cli-alpine/images
+# Bien plus légère que l'ancienne image php:8.5.4-apache-trixie.
 
+# Récupération de la valeur de l'argument passé lors de la commande pour utiliser notre proxy.
 ARG http_proxy
 
-ENV http_proxy=${http_proxy}
-ENV https_proxy=${http_proxy}
-ENV HTTP_PROXY=${http_proxy}
-ENV HTTPS_PROXY=${http_proxy}
+# Définit des variables d'environnement dans l'image sous plusieurs formats car ça peu varier selon les outils.
+ENV http_proxy=${http_proxy} \
+    https_proxy=${http_proxy} \
+    HTTP_PROXY=${http_proxy} \
+    HTTPS_PROXY=${http_proxy}
 
-RUN apt-get update -qq && \
-    apt-get install -qy \
-    # Common
-    nano \
-    vim \
-    # GD
-    libfreetype6-dev \
-    libjpeg62-turbo-dev \
-    libpng-dev \
-    libwebp-dev \
-    libxpm-dev  \
-    # INTL
-    zlib1g-dev libicu-dev g++ \
-    # XSL
-    libxslt-dev \
-    # ZIP
-    libzip-dev \
-    unzip \
+# Installation des packages nécessaires à la compilation des extensions php.
+RUN apk add --no-cache \
+    freetype-dev jpeg-dev libpng-dev libwebp-dev libxpm-dev \
+    zlib-dev icu-dev libxslt-dev libzip-dev \
+    imagemagick-dev \
+    libmemcached-dev cyrus-sasl-dev \
+    openldap-dev \
+    oniguruma-dev gettext-dev gmp-dev \
+    linux-headers \
+    g++ autoconf libtool pkgconfig alpine-sdk
+
+# Installation des extensions php natives.
+RUN docker-php-ext-configure gd --enable-gd --with-webp --with-jpeg --with-xpm --with-freetype \
+  && docker-php-ext-configure zip --with-zip \
+  && docker-php-ext-install -j"$(nproc)" \
+    exif \
+    gd \
+    gettext \
+    intl \
+    mysqli \
+    pdo_mysql \
+    xsl \
     zip \
-    #GMP
-    libgmp-dev \
-    # Imagick
-    libmagick++-dev \
-    libmagickwand-dev \
-    # Memcached
-    libmemcached-dev \
-    # ldap
-    ldap-utils libldap2-dev \
-    # locales
-    locales
+    bcmath \
+    ldap \
+    gmp
 
-# LOCALES
-ENV DEBIAN_FRONTEND=noninteractive
-RUN echo "fr_FR.UTF-8 UTF-8" > /etc/locale.gen && \
-    locale-gen fr_FR.UTF-8 && \
-    dpkg-reconfigure locales && \
-    /usr/sbin/update-locale LANG=fr_FR.UTF-8
-ENV LC_ALL=fr_FR.UTF-8
-ENV LANG=fr_FR.UTF-8
-ENV LANGUAGE=fr_FR.UTF-8:fr
-# END LOCALES
+# PECL maintenant déprécié, on installe directement les extensions souhaitées depuis github.
+RUN \
+    curl -fsSL https://github.com/Imagick/imagick/archive/refs/tags/3.8.1.tar.gz -o /tmp/imagick.tar.gz \
+    && tar -xzf /tmp/imagick.tar.gz -C /tmp \
+    && cd /tmp/imagick-3.8.1 \
+    && phpize && ./configure && make -j"$(nproc)" && make install \
+    && rm -rf /tmp/imagick* \
+    \
+    && curl -fsSL https://github.com/php-memcached-dev/php-memcached/archive/refs/tags/v3.4.0.tar.gz -o /tmp/memcached.tar.gz \
+    && tar -xzf /tmp/memcached.tar.gz -C /tmp \
+    && cd /tmp/php-memcached-3.4.0 \
+    && phpize && ./configure && make -j"$(nproc)" && make install \
+    && rm -rf /tmp/memcached* \
+    \
+    && curl -fsSL https://github.com/krakjoe/pcov/archive/refs/tags/v1.0.12.tar.gz -o /tmp/pcov.tar.gz \
+    && tar -xzf /tmp/pcov.tar.gz -C /tmp \
+    && cd /tmp/pcov-1.0.12 \
+    && phpize && ./configure && make -j"$(nproc)" && make install \
+    && rm -rf /tmp/pcov*
 
-RUN docker-php-ext-configure gd \
-    --enable-gd \
-    --with-webp \
-    --with-jpeg \
-    --with-xpm \
-    --with-freetype
+# Stage n°2: base.
+# Image finale qui sera utilisée sans compilateurs.
+FROM php:8.5.4-cli-alpine AS base
 
-RUN docker-php-ext-configure intl
-RUN docker-php-ext-configure zip --with-zip
-RUN docker-php-ext-configure ldap
-RUN docker-php-ext-install exif gd gettext intl mysqli pdo_mysql xsl zip bcmath ldap gmp
+# Récupération de la valeur de l'argument passé lors de la commande pour utiliser notre proxy.
+ARG http_proxy
 
-# PECL PROXY HACK
-RUN if [ -n "${http_proxy}" ]; then \
-    pear config-set http_proxy "${http_proxy}"; \
-    fi
+# Définit des variables d'environnement dans l'image sous plusieurs formats car ça peu varier selon les outils.
+ENV http_proxy=${http_proxy} \
+    https_proxy=${http_proxy} \
+    HTTP_PROXY=${http_proxy} \
+    HTTPS_PROXY=${http_proxy} \
+    LC_ALL=fr_FR.UTF-8 \
+    LANG=fr_FR.UTF-8 \
+    LANGUAGE=fr_FR.UTF-8:fr
 
-RUN pecl channel-update pecl.php.net
+# Installation des packages runtime + utilitaires + outils QA.
+RUN apk add --no-cache \
+    ca-certificates curl \
+    git unzip zip \
+    freetype libjpeg libpng libwebp libxpm \
+    icu-libs libxslt libzip \
+    imagemagick \
+    libmemcached \
+    libldap \
+    musl-locales musl-locales-lang \
+    oniguruma \
+    gmp gettext-libs \
+    nodejs npm
 
-RUN pecl install imagick-3.8.1 && docker-php-ext-enable imagick
-RUN pecl install memcached-3.4.0 && docker-php-ext-enable memcached
+# Copie des extensions compilées depuis le stage builder.
+COPY --from=builder /usr/local/lib/php/extensions/ /usr/local/lib/php/extensions/
+COPY --from=builder /usr/local/etc/php/conf.d/ /usr/local/etc/php/conf.d/
 
-# DEV
-RUN apt-get install -qy git
-
-## DEPRECATED -> composer audit
-# local-php-security-checker
-RUN mkdir /tools && \
-    curl -L https://github.com/fabpot/local-php-security-checker/releases/download/v2.0.4/local-php-security-checker_2.0.4_linux_amd64 -o /tools/local-php-security-checker && \
-    chmod +x /tools/local-php-security-checker
+# Active les extensions copiées.
+RUN docker-php-ext-enable imagick memcached pcov
 
+# Vérification des vulnérabilités avec local-php-security-checker (déprécié mais conservé pour compatibilité).
+RUN mkdir /tools \
+    && curl -fsSL https://github.com/fabpot/local-php-security-checker/releases/download/v2.0.4/local-php-security-checker_2.0.4_linux_amd64 \
+       -o /tools/local-php-security-checker \
+    && chmod +x /tools/local-php-security-checker
 ENV PATH="$PATH:/tools"
 
-RUN pecl install pcov && docker-php-ext-enable pcov
-RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer --version=2.9.5
-## NODE -> penser a bun
-RUN apt-get update -qq && \
-    apt-get install -qy \
-    ca-certificates curl gnupg \
-    && mkdir -p /etc/apt/keyrings \
-    && curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg \
-    && echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_24.x nodistro main" | tee /etc/apt/sources.list.d/nodesource.list
-## END NODE
-RUN apt-get update -qq && apt-get install -y nodejs && npm install -g audit-ci@^6
-#END DEV
+# Installation composer.
+RUN curl -fsSL https://getcomposer.org/installer \
+    | php -- --install-dir=/usr/local/bin --filename=composer --version=2.9.5
 
-RUN apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
-COPY php-production.ini /usr/local/etc/php/conf.d/app.ini
+# audit-ci via npm.
+RUN npm install -g audit-ci@^6
 
-WORKDIR /project
+COPY ./conf/php-production.ini /usr/local/etc/php/conf.d/app.ini
+
+WORKDIR /project
\ No newline at end of file
diff --git a/PHP8.5/QA/php-production.ini b/PHP8.5/QA/conf/php-production.ini
similarity index 100%
rename from PHP8.5/QA/php-production.ini
rename to PHP8.5/QA/conf/php-production.ini