Add readme

Author: whs-dot-hk

Dockerfile.dapper

@@ -18,6 +18,7 @@ RUN echo trusted-public-keys = \
 ARG CACHIX_AUTH_TOKEN
 
 ENV CACHIX_AUTH_TOKEN $CACHIX_AUTH_TOKEN
+ENV DAPPER_OUTPUT result-bin/bin/rust-lambda-cloudtrail
 ENV SHELL /bin/sh
 RUN nix-env -iA cachix -f https://cachix.org/api/v1/install
 WORKDIR /source/

Makefile

@@ -8,10 +8,18 @@ bin/dapper:
 .DEFAULT_GOAL :=
 
 all: bin/dapper
-	@bin/dapper
+	@bin/dapper nix build
+
+cache: bin/dapper
+	@bin/dapper cachix watch-exec whslabs -- nix build
 
 s shell: bin/dapper
 	@bin/dapper \
 		-m bind \
 		-s \
 		;
+
+clean:
+	rm -rf bin/
+	rm -rf target/
+	rm -rf result-bin

README.md

@@ -4,9 +4,12 @@ cargo lambda build
 cargo lambda deploy --iam-role <my role>
 ```
 
-# Nix (musl)
+# Nix or make
 ```sh
 nix build
+# or
+make # require docker
+
 mkdir -p target/lambda/rust-lambda-cloudtrail/
 cp result-bin/bin/rust-lambda-cloudtrail target/lambda/rust-lambda-cloudtrail/bootstrap
 cargo lambda deploy --iam-role <my role>

dapper.sh

@@ -1,7 +1,5 @@
 #! /bin/sh
 
-nix-env -i jq
+rm -rf result-bin
 
-nix build --json \
-  | jq -r '.[].outputs | to_entries[].value' \
-  | cachix push whslabs
+exec "$@"