Initialize project structure with core files, environment settings, and basic configurations

Co-authored-by: Copilot <copilot@github.com>

charactergarden/.gitignore

@@ -0,0 +1,33 @@
+# ── Dependencies ────────────────────────────────────────────
+node_modules/
+
+# ── TypeScript build output ──────────────────────────────────
+app/dist/
+frontend/dist/
+
+# ── Vite cache ───────────────────────────────────────────────
+frontend/.vite/
+
+# ── SQLite database (keep the directory, not the data) ───────
+data/sqlite/*.db
+data/sqlite/*.db-shm
+data/sqlite/*.db-wal
+
+# ── Environment — commit .env.example, never .env ────────────
+.env
+.env.local
+.env.*.local
+
+# ── Docker volumes / build context artifacts ─────────────────
+.docker/
+
+# ── OS noise ─────────────────────────────────────────────────
+.DS_Store
+Thumbs.db
+desktop.ini
+
+# ── Editor noise ─────────────────────────────────────────────
+.vscode/settings.json
+.idea/
+*.suo
+*.user