feat(config): add Jean worktree setup script (#764)

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

Author: FelixTJDietrich

jean.json

@@ -0,0 +1,5 @@
+{
+	"scripts": {
+		"setup": "bash \"$JEAN_ROOT_PATH/scripts/jean-setup.sh\""
+	}
+}

scripts/jean-setup.sh

@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+echo "Setting up Jean worktree..."
+
+# JEAN_ROOT_PATH is set by Jean to the main repo checkout.
+# We copy local config files from there into this worktree so each
+# worktree can be modified independently.
+if [ -z "${JEAN_ROOT_PATH:-}" ]; then
+  echo "  JEAN_ROOT_PATH is not set — skipping config file copy."
+else
+  copy_if_exists() {
+    local src="$JEAN_ROOT_PATH/$1"
+    if [ -f "$src" ]; then
+      mkdir -p "$(dirname "$1")"
+      cp "$src" "$1"
+      echo "  copied $1"
+    else
+      echo "  skipped $1 (not found in root)"
+    fi
+  }
+
+  echo "Copying local config files..."
+  copy_if_exists "server/application-server/src/main/resources/application-local.yml"
+  copy_if_exists "server/application-server/src/test/resources/application-live-local.yml"
+  copy_if_exists "server/application-server/.env"
+  copy_if_exists "server/intelligence-service/.env"
+  copy_if_exists "server/webhook-ingest/.env"
+  copy_if_exists "docker/.env"
+  copy_if_exists ".claude/settings.local.json"
+fi
+
+echo "Installing npm dependencies..."
+npm install
+
+echo "✅ Jean worktree setup complete."