show release in log instead of branch (#1660)

Co-authored-by: CaCO3 <caco@ruinelli.ch>

code/main/version.h

@@ -38,6 +38,19 @@ const char* libfive_git_branch(void)
 }
 
 
+std::string getFwVersion(void) {
+    std::string buf;
+    if (std::string(GIT_TAG) == "") { // Tag not set, show branch
+        buf = "Development-Branch: " + std::string(GIT_BRANCH);
+    }
+    else { // Tag is set, ignore branch
+        buf = "Release: " + std::string(GIT_TAG);
+    }
+    buf = buf + " (Commit: " + std::string(GIT_REV) + ")";
+
+    return buf;
+}
+
 std::string getHTMLversion(void){
     char buf[100]="?\0";
     FILE* pFile;