Add a binaries feature to the processor to reduce dependencies when used as a lib

processor isn't intended to be used as a library, yet serai-processor-tests
does pull it in as a lib. This caused serai-processor-tests to need to compile
rocksdb, which added multiple minutes to the compilation time.

orchestration/processor/bitcoin/Dockerfile

@@ -46,7 +46,7 @@ RUN --mount=type=cache,target=/root/.cargo \
   --mount=type=cache,target=/usr/local/cargo/git \
   --mount=type=cache,target=/serai/target \
   mkdir /serai/bin && \
-  cargo build --release --features bitcoin -p serai-processor && \
+  cargo build --release --features "binaries bitcoin" -p serai-processor && \
   mv /serai/target/release/serai-processor /serai/bin
 FROM debian:bookworm-slim as image
 

orchestration/processor/bitcoin/Dockerfile.processor.bitcoin

@@ -1,2 +1,2 @@
-  cargo build --release --features bitcoin -p serai-processor && \
+  cargo build --release --features "binaries bitcoin" -p serai-processor && \
   mv /serai/target/release/serai-processor /serai/bin

orchestration/processor/monero/Dockerfile

@@ -46,7 +46,7 @@ RUN --mount=type=cache,target=/root/.cargo \
   --mount=type=cache,target=/usr/local/cargo/git \
   --mount=type=cache,target=/serai/target \
   mkdir /serai/bin && \
-  cargo build --release --features monero -p serai-processor && \
+  cargo build --release --features "binaries monero" -p serai-processor && \
   mv /serai/target/release/serai-processor /serai/bin
 FROM debian:bookworm-slim as image
 

orchestration/processor/monero/Dockerfile.processor.monero

@@ -1,2 +1,2 @@
-  cargo build --release --features monero -p serai-processor && \
+  cargo build --release --features "binaries monero" -p serai-processor && \
   mv /serai/target/release/serai-processor /serai/bin