feat (docker) : add standalone docker image

misc/image/Dockerfile

@@ -0,0 +1,21 @@
+FROM alpine:3.21
+
+RUN apk update --no-cache \
+    && apk add --no-cache \ 
+        make \
+        curl \
+        bash \
+        git \
+    && mkdir /mktools
+
+COPY ./tasks/* mktools/
+
+RUN touch /mktools/Makefile \
+    && echo "-include /mktools/*.mk" >> /mktools/Makefile \
+    && mkdir /code \
+    && git config --global --add safe.directory /code
+
+WORKDIR /code
+
+COPY --chmod=550 ./misc/image/mktools /usr/local/bin/mktools
+ENTRYPOINT [ "mktools" ]

misc/image/mktools

@@ -0,0 +1,2 @@
+#!/usr/bin/env sh
+make -f /mktools/Makefile $1