Cleanup, added Funko object, support funko metadata

runtimes/crystal/Dockerfile

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+FROM --platform=${TARGETPLATFORM:-linux/amd64} alpine as build
+
+RUN apk update && apk upgrade && apk add crystal shards openssl-dev zlib-dev && apk cache clean
+
+WORKDIR /home/app
+
+COPY shard.yml *.cr ./
+RUN shards install
+RUN shards build --release
+RUN strip bin/*
+
+FROM --platform=${TARGETPLATFORM:-linux/amd64} alpine as ship
+RUN apk update && apk upgrade && apk add openssl pcre2 libgcc gc libevent && apk cache clean
+RUN addgroup -S app && adduser app -S -G app
+
+WORKDIR /home/app
+USER app
+
+COPY --from=build /home/app/bin/function  .
+
+CMD ["./function"]

runtimes/crystal/main.cr

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+require "kemal"
+require "./function.cr"
+
+Kemal.run

runtimes/crystal/shard.yml

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+name: function
+version: 0.1.0
+
+targets:
+  function:
+    main: main.cr
+
+dependencies:
+  kemal:
+    github: kemalcr/kemal
+
+# development_dependencies:
+#   webmock:
+#     github: manastech/webmock.cr
+