refactor(ci): extract inline scripts to ci/scripts/

- ci/scripts/read_meta.py     legge version|build_from da config.yaml/json
- ci/scripts/update_repo.py   upserta repository.json
- ci/scripts/lint_addon.sh    hadolint + yaml/json + shellcheck
- ci/scripts/git_push_repo.sh  commit e push di repository.json

Rimuove writeFile /tmp/ dal Jenkinsfile

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

ci/scripts/lint_addon.sh

@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+# lint_addon.sh <addon_dir>
+#
+# Esegue tre check su un addon HA:
+#   1. hadolint    — Dockerfile best practices
+#   2. yaml/json   — config.yaml o config.json valido
+#   3. shellcheck  — tutti gli *.sh nella directory
+#
+# Esce con codice 0 se tutti i check passano, 1 altrimenti.
+
+set -euo pipefail
+
+ADDON=${1:?Uso: lint_addon.sh <addon_dir>}
+
+echo "[INFO] === Lint: ${ADDON} ==="
+
+# ── 1. hadolint ────────────────────────────────────────────────────────────────
+echo "[INFO] hadolint: ${ADDON}/Dockerfile"
+docker run --rm -i hadolint/hadolint < "${ADDON}/Dockerfile"
+
+# ── 2. Config valida ───────────────────────────────────────────────────────────
+if [ -f "${ADDON}/config.yaml" ]; then
+    python3 -c "import yaml,sys; yaml.safe_load(open(sys.argv[1]))" "${ADDON}/config.yaml"
+    echo "[OK]   ${ADDON}/config.yaml valido"
+elif [ -f "${ADDON}/config.json" ]; then
+    python3 -c "import json,sys; json.load(open(sys.argv[1]))" "${ADDON}/config.json"
+    echo "[OK]   ${ADDON}/config.json valido"
+else
+    echo "[WARN] Nessuna config trovata in ${ADDON}/"
+fi
+
+# ── 3. shellcheck ──────────────────────────────────────────────────────────────
+find "${ADDON}/" -name '*.sh' | while read -r f; do
+    echo "[INFO] shellcheck: ${f}"
+    docker run --rm -v "$PWD:/mnt" koalaman/shellcheck:stable "/mnt/${f}"
+done
+
+echo "[OK]   ${ADDON}: lint completato"