set up building main bin with feature

Cargo.toml

@@ -6,17 +6,12 @@ autobins = true
 
 [features]
 default = []
-algorithms = []
-
-[[bin]]
-name = "sha256sum"
-path = "src/bin/sha256sum.rs"
-required-features = []
+all-algorithms = []
 
 [[bin]]
 name = "picca"
 path = "src/bin/picca.rs"
-required-features = ["algorithms"]
+required-features = ["all-algorithms"]
 
 [dependencies]
 sha2 = "0.10.9"

Justfile

@@ -14,10 +14,12 @@ default: build-docker build-release doc
 # main build
 build-release:
   cargo build --release
+  cargo build --release --bin picca --features all-algorithms
 
 # debug build
 build-debug:
   cargo build
+  cargo build --bin picca --features all-algorithms
 
 # build docker images locally
 build-docker: clean

docker/Dockerfile

@@ -6,7 +6,7 @@ WORKDIR /usr/src/picca
 COPY . .
 
 RUN apk upgrade --no-cache && apk add musl-dev
-RUN cargo install --path . && cargo clean
+RUN cargo install --path . --bin picca --features all-algorithms && cargo clean
 
 FROM alpine:3 AS package
 

src/lib.rs

@@ -82,7 +82,7 @@ pub struct Args {
   )]
   pub debug: bool,
 
-  #[cfg(feature = "algorithms")]
+  #[cfg(feature = "all-algorithms")]
   #[arg(
     short,
     long,