NEW: ssh store password instructions

ssh.md

@@ -0,0 +1,23 @@
+# SSH
+
+## Store Key Password
+- Create systemd service:
+```
+[Unit]
+Description=SSH key agent
+
+[Service]
+Type=simple
+Environment=SSH_AUTH_SOCK=%t/ssh-agent.socket
+Environment=DISPLAY=:0
+ExecStart=/usr/bin/ssh-agent -D -a $SSH_AUTH_SOCK
+
+[Install]
+WantedBy=default.target
+```
+- Set environment variables
+```
+unset SSH_AGENT_PID
+export SSH_AUTH_SOCK="$XDG_RUNTIME_DIR/ssh-agent.socket"
+```
+- Make SSH add used keys automatically by adding `AddKeysToAgent yes` to `~/.ssh/config`