lightning: remote_hsmd_socket & remove env files

- build vls and copy binary in final layer
- update configs
- add vls port, network, rust log and rpc url in env
- compose: set env variable in compose only
- dont separate env files, ease of access on env vars with compose
- common across networks set in dockerfile
Signed-off-by: Lakshya Singh <lakshay.singh1108@gmail.com>

lightningd/Dockerfile

@@ -61,6 +61,20 @@ RUN git clone $PLUGINS_REPO && \
     cd plugins && \
     git checkout $PLUGINS_GIT_HASH
 
+RUN apk add \
+        cargo \
+        rust \
+        grpc \
+        protobuf \
+        protobuf-dev
+
+ARG VLS_GIT_HASH=af02dac8b855c361d74234387d288a9591fad1d5
+ARG VLS_REPO=https://gitlab.com/lightning-signer/validating-lightning-signer.git
+RUN git clone $VLS_REPO && \
+    cd validating-lightning-signer && \
+    git checkout $VLS_GIT_HASH && \
+    cargo build --bins -r
+
 # final stage with runtime dependencies and pkgs
 FROM --platform=${TARGETPLATFORM:-${BUILDPLATFORM:-linux/amd64}} alpine:3.18 as runner
 
@@ -98,6 +112,7 @@ COPY --from=builder /usr/share/man/man8 /usr/share/man/man8
 COPY --from=builder /usr/share/doc/c-lightning /usr/share/doc/c-lightning
 COPY --from=builder /usr/bin/clboss /usr/bin/clboss
 COPY --from=builder /build/plugins/summary /usr/local/src/plugins/summary
+COPY --from=builder /build/validating-lightning-signer/target/release/remote_hsmd_socket /usr/libexec/c-lightning/remote_hsmd_socket
 
 RUN addgroup -S lightning && adduser -S lightning -G lightning && \
     mkdir -p ${LIGHTNINGD_DATA} && \