www-apps/wikijs: fix unpacking, remove stray debug, add postinst notice

www-apps/wikijs/wikijs-2.2.51.ebuild

@@ -19,19 +19,27 @@ RDEPEND="
 	>=dev-db/postgresql-9.5
 "
 
+src_unpack() {
+	mkdir "${P}"
+	cd "${P}"
+	unpack "${A}"
+}
+
 src_install() {
 	insinto /usr/share/${PN}
-	doins -r * /usr/share/${PN}
+	doins -r assets data node_modules server package.json
-	echo
-	echo "### In WD:"
-	ls -la
-	echo
 	
 	insinto /etc/${PN}
 	mv config.sample.yml config.yml.example
 	doins config.yml.example
 	
-	dosym /etc/${PN}/config.yml /usr/share/${PN}/
+	dosym /etc/${PN}/config.yml /usr/share/${PN}/config.yml
 	
 	systemd_dounit ${FILESDIR}/${PN}.service
 }
+
+pkg_postinst() {
+	elog "Before enabling ${PN}.service, create a configuration file:"
+	elog "# cp /etc/${PN}/config.yml.example /etc/${PN}/config.yml"
+	elog "and edit its contents to match your needs."
+}