fix mass_update: skip tests build, fix git http redirect, speed up deploy

tools/utun_update.sh

@@ -68,6 +68,10 @@ fi
 # Ensure pidfile is removed before start
 rm -f "$PIDFILE"
 
+# Fix git remote redirect (http -> https)
+GIT_URL=$(git remote get-url origin 2>/dev/null)
+case "$GIT_URL" in http://*) echo "Fixing git remote: $GIT_URL -> https://${GIT_URL#http://}" && git remote set-url origin "https://${GIT_URL#http://}" ;; esac
+
 # Git pull
 echo "Pulling latest changes..."
 if ! git pull; then
@@ -93,8 +97,8 @@ else
     echo "Fast rebuild (incremental)..."
 fi
 
-echo "Building with $JOBS parallel jobs..."
+echo "Building with $JOBS parallel jobs (lib + src only)..."
-if ! make -j"$JOBS" 2>&1 | tee build.log; then
+if ! (make -j"$JOBS" -C lib && make -j"$JOBS" -C src) 2>&1 | tee build.log; then
     echo "ERROR: Build failed" >&2
     exit 3
 fi