add logging for non tty invokation

.gitignore

@@ -1,3 +1,4 @@
 /data/token
 /repo
-/venv
+/venv
+/output.log

run-loop

@@ -6,15 +6,23 @@ cd "$(dirname "$(realpath "$0")")"
 interval="6h"
 
 
-while true
-do
-    until ping -c 1 '0.0.0.0' > /dev/null
-    do echo "[run-loop] waiting for internet connection."
+function run {
+    while true
+    do
+        until ping -c 1 '0.0.0.0' > /dev/null
+        do echo "[run-loop] waiting for internet connection."
+        done
+
+        ./run-rotate
+
+        echo "[run-loop] Waiting $interval from"
+        echo "           $(date)"
+        sleep "$interval"
     done
+}
 
-    ./run-rotate
 
-    echo "[run-loop] Waiting $interval from"
-    echo "           $(date)"
-    sleep "$interval"
-done
+if [ -t 1 ]
+then run
+else run >> output.log
+fi