Move prototype 69-dagger-archon to top-level

Signed-off-by: Solomon Hykes <sh.github.6811@hykes.org>

Dockerfile

@@ -0,0 +1,12 @@
+# syntax = docker/dockerfile-upstream:experimental@sha256:398a0a10f19875add7fe359a37f2f971c46746b064faf876776ae632a3472c37
+
+FROM golang:1.14-alpine AS build
+WORKDIR /src
+RUN apk add --no-cache file
+RUN --mount=target=. --mount=target=/root/.cache,type=cache \
+    CGO_ENABLED=0 go build -o /out/dagger ./cmd/dagger-frontend && file /out/dagger | grep "statically linked"
+
+FROM scratch
+COPY --from=build /out/dagger /bin/dagger
+ENTRYPOINT ["/bin/dagger"]
+