better dependencies fetching

- provide git url for sharedrawweb

fetch_dependencies.sh

@@ -1,5 +1,20 @@
 #!/bin/bash
 
+log_any()
+{
+    echo "$@" >&2
+}
+
+log_error()
+{
+    log_any "[ERROR] $@"
+}
+
+log_info()
+{
+    log_any "[INFO] $@"
+}
+
 
 fetch_jackson_databind()
 {
@@ -28,7 +43,9 @@ fetch_zstd-jni()
 
 if [[ ! -d ../sharedrawweb ]]
 then
-    echo "[ERROR] expected a sharedrawweb project parent ( for exports )" >&2
+    log_error "expected a sharedrawweb project parent ( for exports ). Please clone related project."
+    sharedrawweb_git_url="ssh://philippe@www4.artisanlogiciel.net:2023/home/philippe/artisanlogiciel/code/sharedrawweb"
+    log_info "cd ..; git clone sharedrawweb_git_url"
 fi
 
 if [[ ! -d libs ]]