Updated baseimage to version 2.4.6 and use one based on Alpine 3.15.

Dockerfile

@@ -5,7 +5,7 @@
 #
 
 # Pull base image.
-FROM jlesage/baseimage:alpine-3.12-v2.4.5
+FROM jlesage/baseimage:alpine-3.15-v2.4.6
 
 # Docker image version is provided via build arg.
 ARG DOCKER_IMAGE_VERSION=unknown
@@ -210,11 +210,11 @@ RUN \
     curl -# -L "https://bootstrap.pypa.io/get-pip.py" | python3 && \
     # Then install certbot.
     CARGO_HOME=/tmp/.cargo pip install --no-cache-dir --prefix=/usr certbot && \
-    find /usr/lib/python3.8/site-packages -type f -name "*.so" -exec strip {} ';' && \
-    find /usr/lib/python3.8/site-packages -type f -name "*.h" -delete && \
-    find /usr/lib/python3.8/site-packages -type f -name "*.c" -delete && \
-    find /usr/lib/python3.8/site-packages -type f -name "*.exe" -delete && \
-    find /usr/lib/python3.8/site-packages -type d -name tests -print0 | xargs -0 rm -r && \
+    find /usr/lib/python3.9/site-packages -type f -name "*.so" -exec strip {} ';' && \
+    find /usr/lib/python3.9/site-packages -type f -name "*.h" -delete && \
+    find /usr/lib/python3.9/site-packages -type f -name "*.c" -delete && \
+    find /usr/lib/python3.9/site-packages -type f -name "*.exe" -delete && \
+    find /usr/lib/python3.9/site-packages -type d -name tests -print0 | xargs -0 rm -r && \
     # Cleanup.
     del-pkg build-dependencies && \
     rm -rf /tmp/* /tmp/.[!.]*
@@ -228,6 +228,7 @@ RUN \
         patch \
         yarn \
         git \
+        python2 \
         python3 \
         npm \
         bash \