Update Dockerfile

Dockerfile

@@ -1,4 +1,4 @@
-FROM rocker/r-ver:4.3.3
+FROM rocker/r2u:22.04
 
 ENV DEBIAN_FRONTEND=noninteractive \
     TZ=Etc/UTC \
@@ -31,9 +31,13 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     libtiff5-dev \
     libharfbuzz-dev \
     libfribidi-dev \
+    r-cran-plumber \
+    r-cran-jsonlite \
+    r-cran-reticulate \
+    r-cran-remotes \
     && rm -rf /var/lib/apt/lists/*
 
-ARG DOCKERFILE_REV=2026-03-04-r-failfast-1
+ARG DOCKERFILE_REV=2026-03-04-r2u-binary-1
 
 RUN echo "asa-api docker revision: ${DOCKERFILE_REV}"; \
     set -eux; \
@@ -51,9 +55,7 @@ RUN echo "asa-api docker revision: ${DOCKERFILE_REV}"; \
     /opt/conda/bin/conda tos accept --override-channels --channel https://repo.anaconda.com/pkgs/r; \
     /opt/conda/bin/conda update -n base -c defaults conda
 
-RUN R -q -e "options(repos = c(CRAN = 'https://cloud.r-project.org')); pkgs <- c('remotes','plumber','jsonlite','reticulate'); install.packages(pkgs); missing <- pkgs[!vapply(pkgs, function(p) requireNamespace(p, quietly = TRUE), logical(1))]; if (length(missing)) stop(sprintf('Missing required R packages after install: %s', paste(missing, collapse = ', ')), call. = FALSE); cat('R package gate passed:', paste(pkgs, collapse = ', '), '\n'); cat('R library paths:', paste(.libPaths(), collapse = ' | '), '\n'); cat('plumber version:', as.character(packageVersion('plumber')), '\n')"
-
-RUN R -q -e "gate <- c('plumber','jsonlite','reticulate'); missing <- gate[!vapply(gate, function(p) requireNamespace(p, quietly = TRUE), logical(1))]; if (length(missing)) stop(sprintf('Runtime gate failed; missing: %s', paste(missing, collapse = ', ')), call. = FALSE)"
+RUN R -q -e "gate <- c('remotes','plumber','jsonlite','reticulate'); missing <- gate[!vapply(gate, function(p) requireNamespace(p, quietly = TRUE), logical(1))]; if (length(missing)) stop(sprintf('Binary package gate failed; missing: %s', paste(missing, collapse = ', ')), call. = FALSE); cat('Binary R package gate passed:', paste(gate, collapse = ', '), '\n'); cat('R library paths:', paste(.libPaths(), collapse = ' | '), '\n'); cat('plumber version:', as.character(packageVersion('plumber')), '\n')"
 
 ARG ASA_SOFTWARE_REPO=https://github.com/cjerzak/asa-software
 ARG ASA_SOFTWARE_REF=main