Refactor test workflow

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>

tests/startup.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+OK="\033[32mok\033[0m"
+FAIL="\033[31mfail\033[0m"
+
+echo -n "Start PCSC... "
+/usr/sbin/pcscd &
+test $? -eq 0 && echo -e "${OK}" || {
+    echo -e "${FAIL}"
+    exit 1
+}
+sleep 2
+rm -f memory.flash
+tar -xf tests/memory.tar.gz
+echo -n "Start Pico HSM... "
+./build_in_docker/pico_hsm > /dev/null 2>&1 &
+test $? -eq 0 && echo -e "${OK}" || {
+    echo -e "${FAIL}"
+    exit 1
+}