Add script for remotely git pull on server from GitHub Action

scripts/remote_git_pull.sh

@@ -0,0 +1,40 @@
+#!/usr/bin/bash
+
+PATH=$(/usr/bin/getconf PATH || /bin/kill $$)
+
+die() {
+	echo "[!] Something went wrong, exiting..."
+	exit 1
+}
+
+echo "[+] Connected to iscsc.fr"
+
+if [ $# -ne 1 ]; then
+	echo "[!] Must provide one and only one argument: repo path on remote";
+	die;
+fi
+REPO_PATH="$1"; shift
+
+echo "[+] Change directory"
+cd /opt/blog.iscsc.fr || die
+
+REMOTE_URL="iscsc/blog.iscsc.fr"
+REMOTE_NAME=$(git remote -v | grep --ignore-case "${REMOTE_URL}" | grep "(fetch)" | awk '{print $1}')
+MAIN_BRANCH_NAME=main
+
+echo "[+] iScsc remote name is '${REMOTE_NAME}'"
+echo "[+] Fetch '${MAIN_BRANCH_NAME}' from '${REMOTE_NAME}'"
+git fetch "${REMOTE_NAME}" "${MAIN_BRANCH_NAME}" || die
+
+echo "[+] Checkout on '${MAIN_BRANCH_NAME}'"
+git checkout "${MAIN_BRANCH_NAME}" || die
+
+REMOTE_MAIN_REF_NAME="${REMOTE_NAME}/${MAIN_BRANCH_NAME}"
+
+echo "[+] Remote ref is '${REMOTE_MAIN_REF_NAME}'"
+echo "[+] Rebase on '${REMOTE_MAIN_REF_NAME}'"
+git rebase "${REMOTE_MAIN_REF_NAME}" || die
+
+echo "[+] git log from here:"
+git log --color --decorate --oneline --max-count=20 main
+