Add miniflux container, update deployment to use local image

Builds miniflux 2.2.16 from source using upstream build process.

argocd/manifests/miniflux/deployment.yaml

@@ -15,7 +15,7 @@ spec:
     spec:
       containers:
         - name: miniflux
-          image: ghcr.io/miniflux/miniflux:2.2.16
+          image: registry.ops.eblu.me/blumeops/miniflux:v1.0.0
           ports:
             - containerPort: 8080
           env:

containers/miniflux/Dockerfile

@@ -0,0 +1,31 @@
+# Miniflux RSS feed reader
+# Based on upstream packaging/docker/alpine/Dockerfile
+
+ARG MINIFLUX_VERSION=2.2.16
+
+FROM golang:alpine3.21 AS build
+
+ARG MINIFLUX_VERSION
+RUN apk add --no-cache build-base git make
+
+# Clone specific version
+RUN git clone --depth 1 --branch ${MINIFLUX_VERSION} \
+    https://github.com/miniflux/v2.git /go/src/app
+
+WORKDIR /go/src/app
+RUN make miniflux
+
+FROM alpine:3.21
+
+LABEL org.opencontainers.image.title=Miniflux
+LABEL org.opencontainers.image.description="Miniflux is a minimalist and opinionated feed reader"
+LABEL org.opencontainers.image.source=https://github.com/miniflux/v2
+
+EXPOSE 8080
+ENV LISTEN_ADDR=0.0.0.0:8080
+
+RUN apk --no-cache add ca-certificates tzdata
+COPY --from=build /go/src/app/miniflux /usr/bin/miniflux
+
+USER 65534
+CMD ["/usr/bin/miniflux"]