build: add sha256 checksum file for published binaries

.gitignore

@@ -1,6 +1,7 @@
-miniflux-*
+./*.sha256
 ./miniflux
-*.rpm
-*.deb
 .idea
-.vscode
+.vscode
+*.deb
+*.rpm
+miniflux-*

Makefile

@@ -51,33 +51,43 @@ miniflux-no-pie:
 
 linux-amd64:
 	@ CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags=$(LD_FLAGS) -o $(APP)-$@ main.go
+	@ sha256sum $(APP)-$@ > $(APP)-$@.sha256
 
 linux-arm64:
 	@ CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -ldflags=$(LD_FLAGS) -o $(APP)-$@ main.go
+	@ sha256sum $(APP)-$@ > $(APP)-$@.sha256
 
 linux-armv7:
 	@ CGO_ENABLED=0 GOOS=linux GOARCH=arm GOARM=7 go build -ldflags=$(LD_FLAGS) -o $(APP)-$@ main.go
+	@ sha256sum $(APP)-$@ > $(APP)-$@.sha256
 
 linux-armv6:
 	@ CGO_ENABLED=0 GOOS=linux GOARCH=arm GOARM=6 go build -ldflags=$(LD_FLAGS) -o $(APP)-$@ main.go
+	@ sha256sum $(APP)-$@ > $(APP)-$@.sha256
 
 linux-armv5:
 	@ CGO_ENABLED=0 GOOS=linux GOARCH=arm GOARM=5 go build -ldflags=$(LD_FLAGS) -o $(APP)-$@ main.go
+	@ sha256sum $(APP)-$@ > $(APP)-$@.sha256
 
 darwin-amd64:
 	@ GOOS=darwin GOARCH=amd64 go build -ldflags=$(LD_FLAGS) -o $(APP)-$@ main.go
+	@ sha256sum $(APP)-$@ > $(APP)-$@.sha256
 
 darwin-arm64:
 	@ GOOS=darwin GOARCH=arm64 go build -ldflags=$(LD_FLAGS) -o $(APP)-$@ main.go
+	@ sha256sum $(APP)-$@ > $(APP)-$@.sha256
 
 freebsd-amd64:
 	@ CGO_ENABLED=0 GOOS=freebsd GOARCH=amd64 go build -ldflags=$(LD_FLAGS) -o $(APP)-$@ main.go
+	@ sha256sum $(APP)-$@ > $(APP)-$@.sha256
 
 openbsd-amd64:
 	@ GOOS=openbsd GOARCH=amd64 go build -ldflags=$(LD_FLAGS) -o $(APP)-$@ main.go
+	@ sha256sum $(APP)-$@ > $(APP)-$@.sha256
 
 windows-amd64:
 	@ GOOS=windows GOARCH=amd64 go build -ldflags=$(LD_FLAGS) -o $(APP)-$@.exe main.go
+	@ sha256sum $(APP)-$@.exe > $(APP)-$@.exe.sha256
 
 build: linux-amd64 linux-arm64 linux-armv7 linux-armv6 linux-armv5 darwin-amd64 darwin-arm64 freebsd-amd64 openbsd-amd64 windows-amd64
 
@@ -104,7 +114,7 @@ run:
 	@ LOG_DATE_TIME=1 LOG_LEVEL=debug RUN_MIGRATIONS=1 CREATE_ADMIN=1 ADMIN_USERNAME=admin ADMIN_PASSWORD=test123 go run main.go
 
 clean:
-	@ rm -f $(APP)-* $(APP) $(APP)*.rpm $(APP)*.deb $(APP)*.exe
+	@ rm -f $(APP)-* $(APP) $(APP)*.rpm $(APP)*.deb $(APP)*.exe $(APP)*.sha256
 
 test:
 	go test -cover -race -count=1 ./...