chore(Dockerfile): build and deploy via Docker, remove Nixpacks

Dockerfile

@@ -0,0 +1,56 @@
+FROM node:20-bullseye
+
+# install system dependencies
+RUN apt-get update && apt-get install -y \
+    git \
+    openssh-client \
+    rsync \
+    curl \
+    php-cli \
+    php-mbstring \
+    jq \
+    && rm -rf /var/lib/apt/lists/*
+
+# set working directory
+WORKDIR /workdir
+
+# build time args
+ARG GIT_REPO
+ARG GIT_BRANCH=main
+
+# clone source
+RUN git clone --depth 1 --branch ${GIT_BRANCH} ${GIT_REPO} app
+
+# move into app directory
+WORKDIR /workdir/app
+
+# build-time env vars
+ARG POSTGREST_API_KEY
+ARG POSTGREST_URL
+
+# export vars for build staps
+ENV POSTGREST_API_KEY=${POSTGREST_API_KEY}
+ENV POSTGREST_URL=${POSTGREST_URL}
+
+# clean npm cache
+RUN npm cache clean --force
+
+# install deps
+RUN npm install
+
+# build
+RUN npm run build
+
+# set runtime env vars
+ARG SERVER_IP
+ENV SERVER_IP=${SERVER_IP}
+
+# deploy and manage container healthcheck
+CMD bash -c "\
+    mkdir -p ~/.ssh && \
+    echo \"${SSH_PRIVATE_KEY}\" > ~/.ssh/id_rsa && \
+    chmod 600 ~/.ssh/id_rsa && \
+    ssh-keyscan -H \"${SERVER_IP}\" >> ~/.ssh/known_hosts && \
+    rsync -avz --delete dist/ root@\"${SERVER_IP}\":/var/www/coryd.dev/ && \
+    echo \"✅ Deployed successfully\" && \
+    tail -f /dev/null"