chore: add update.sh

Signed-off-by: Patrick Gehrsitz <[email protected]>

tools/update.sh

@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+
+#### crowsnest - A webcam Service for multiple Cams and Stream Services.
+####
+#### Written by Stephan Wendel aka KwadFan <[email protected]>
+#### Copyright 2021 - till today
+#### https://github.com/mainsail-crew/crowsnest
+####
+#### This File is distributed under GPLv3
+####
+
+# shellcheck enable=require-variable-braces
+
+### Disable SC2317 due Trap usage
+# shellcheck disable=SC2317
+
+# Exit on errors
+set -Ee
+
+# Debug
+# set -x
+
+pull_apps() {
+    printf "Pulling streamer repos ...\n"
+    for path in "${ALL_PATHS[@]}"; do
+        if [[ -d "${path}" ]]; then
+            printf "Pull '%s' ... \n" "${path##*/}"
+            pushd "${path}" &> /dev/null || exit 1
+            git pull
+            popd &> /dev/null || exit 1
+            printf "Pull '%s' ... [SUCCESS]\n" "${path##*/}"
+        fi
+    done
+    printf "Pulling streamer repos ... [SUCCESS]\n"
+}
+
+main() {
+    . "${SRC_DIR}/bin/build.sh"
+
+    pull_apps
+}
+
+main "${@}"
+exit 0