ci: add Gitea Actions release workflow and release script

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

release.sh

@@ -0,0 +1,61 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+VERSION="${1:-}"
+
+if [[ -z "$VERSION" ]]; then
+  CURRENT=$(python3 -c "import json; print(json.load(open('src-tauri/tauri.conf.json'))['version'])")
+  echo "Version actuelle : $CURRENT"
+  read -rp "Nouvelle version (ex: 1.0.0) : " VERSION
+fi
+
+# Retire un éventuel 'v' préfixé
+VERSION="${VERSION#v}"
+
+if ! [[ "$VERSION" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
+  echo "Erreur : version invalide '$VERSION' (format attendu : X.Y.Z)"
+  exit 1
+fi
+
+echo "→ Mise à jour de la version vers $VERSION"
+
+# Mise à jour tauri.conf.json
+python3 - "$VERSION" << 'EOF'
+import json, sys
+v = sys.argv[1]
+path = "src-tauri/tauri.conf.json"
+with open(path) as f:
+    data = json.load(f)
+data["version"] = v
+with open(path, "w") as f:
+    json.dump(data, f, indent=2, ensure_ascii=False)
+    f.write("\n")
+EOF
+
+# Mise à jour package.json
+python3 - "$VERSION" << 'EOF'
+import json, sys
+v = sys.argv[1]
+path = "package.json"
+with open(path) as f:
+    data = json.load(f)
+data["version"] = v
+with open(path, "w") as f:
+    json.dump(data, f, indent=2, ensure_ascii=False)
+    f.write("\n")
+EOF
+
+echo "→ Commit de version"
+git add src-tauri/tauri.conf.json package.json
+git commit -m "chore: bump version to $VERSION"
+
+echo "→ Création du tag v$VERSION"
+git tag "v$VERSION"
+
+echo "→ Push vers Gitea"
+git push origin main
+git push origin "v$VERSION"
+
+echo ""
+echo "✓ Tag v$VERSION poussé — le workflow Gitea Actions va builder et créer la release automatiquement."
+echo "  Suivi : https://gitea.anthonybouteiller.ovh/blomios/TougliGui/actions"