Fixed ssh key generation issue (#1)

Makefile

@@ -17,15 +17,15 @@ build-container:
 	fi
 	cp -rf $(_BUILDDIR)/x86_64-unknown-linux-musl/$(shell if $(DEBUG); then echo debug; else echo release; fi)/configure $(_BUILDDIR)
 
-build-extra: SSHPASS:=$(shell LC_ALL=C tr -dc 'A-Za-z0-9!#$%&()*,-./:<=>?@[\]^_{}~' < /dev/urandom | head -c 18 ; echo)
+build-extra: SSHPASS:=$(shell LC_ALL=C tr -dc 'A-Za-z0-9!#$%&()*,-.:<=>?@[]^_{}~' < /dev/urandom | head -c 18 ; echo)
 build-extra:
-	if [ "$(_BUILDDIR)" != "$(shell realpath .)/" ]; then\
+	@if [ "$(_BUILDDIR)" != "$(shell realpath .)/" ]; then\
 		cp -rf LICENSE $(_BUILDDIR)/LICENSE;\
 		cp -rf man/ $(_BUILDDIR);\
 	fi
 	yes | ssh-keygen -t ed25519 -f $(_BUILDDIR)/docker4ssh.key -N "$(SSHPASS)" -b 4096 > /dev/null
 	cp -rf extra/docker4ssh.conf $(_BUILDDIR)
-	sed -i 's|Passphrase = ""|Passphrase = "$(SSHPASS)"|' $(_BUILDDIR)/docker4ssh.conf
+	sed -i "s|Passphrase = \"\"|Passphrase = \"$(SSHPASS)\"|" $(_BUILDDIR)/docker4ssh.conf
 	cat extra/database.sql | sqlite3 $(_BUILDDIR)/docker4ssh.sqlite3
 	mkdir -p $(_BUILDDIR)/profile/ && cp -f extra/profile.conf $(_BUILDDIR)/profile/
 

README.md

@@ -47,17 +47,11 @@
 
 For every install method your OS **must** be linux and docker has to be installed.
 
-- Download from the latest release (currently only x64 architecture supported)
-  - Download `docker4ssh-<version>.tar.gz` from the [latest release](https://github.com/ByteDream/docker4ssh/releases/latest)
-  - Install it
-    - Into your root directory (recommended)
+- From the latest release (currently only x64 architecture supported)
+
+  Replace the `RELEASE` value in the following oneliner with the latest release [version](https://github.com/ByteDream/docker4ssh/releases/latest).
   ```shell
-    $ sudo tar -xvzf docker4ssh-<version>.tar.gz -C /
-    ```
-    - To the same directory
-    ```shell
-    $ sudo tar -xvzf docker4ssh-<version>.tar.gz
-    ```
+  $ RELEASE=<latest version> curl -L https://github.com/ByteDream/docker4ssh/releases/download/v$RELEASE/docker4ssh-$RELEASE.tar.gz | tar -xvzf - -C /
 - Building from source
 
     Before start installing, make sure you have to following things ready:
@@ -69,6 +63,7 @@ For every install method your OS **must** be linux and docker has to be installe
     ```shell
     $ git clone https://github.com/ByteDream/docker4ssh
     $ cd docker4ssh
+    $ make build
     $ make install
     ```