Added healthcheck route; upgraded Docker image

Dockerfile.ci

@@ -4,17 +4,43 @@ FROM chewingbever/vlang:latest AS builder
 
 ARG TARGETPLATFORM
 ARG CI_COMMIT_SHA
+ARG DI_VER=1.2.5
 
 WORKDIR /app
 
+# Build dumb-init
+RUN curl -Lo - "https://github.com/Yelp/dumb-init/archive/refs/tags/v${DI_VER}.tar.gz" | tar -xzf - && \
+    cd "dumb-init-${DI_VER}" && \
+    make SHELL=/bin/sh && \
+    mv dumb-init .. && \
+    cd ..
+
 RUN curl --fail \
     -o vieter \
     "https://s3.rustybever.be/vieter/commits/${CI_COMMIT_SHA}/vieter-$(echo "${TARGETPLATFORM}" | sed 's:/:-:g')" && \
     chmod +x vieter
 
 
-FROM scratch
+FROM busybox:1.35.0
 
-COPY --from=builder /app/vieter /bin/vieter
+ENV PATH=/bin \
+    REPO_DIR=/data/repo \
+    PKG_DIR=/data/pkgs \
+    DOWNLOAD_DIR=/data/downloads
 
-ENTRYPOINT ["/bin/vieter"]
+COPY --from=builder /app/dumb-init /app/vieter /bin/
+
+HEALTHCHECK --interval=30s \
+    --timeout=3s \
+    --start-period=5s \
+    CMD /bin/wget --spider http://localhost:8000/health || exit 1
+
+RUN mkdir /data && \
+    chown -R www-data:www-data /data
+
+WORKDIR /data
+
+USER www-data:www-data
+
+ENTRYPOINT ["/bin/dumb-init", "--"]
+CMD ["/bin/vieter"]

src/routes.v

@@ -25,6 +25,11 @@ fn is_pkg_name(s string) bool {
 	return s.contains('.pkg')
 }
 
+['/health'; get]
+pub fn (mut app App) healthcheck() web.Result {
+    return app.text('Healthy')
+}
+
 // get_root handles a GET request for a file on the root
 ['/:filename'; get]
 fn (mut app App) get_root(filename string) web.Result {