commit 3426acbb77d878e2b9a2f6b1c4c8ba4c6f053b7a
Author: Matrix Music Bot Dev <bot@matrix-music.local>
Date:   Thu Jul 2 01:08:45 2026 +0800

    chore: 初始化仓库结构（.gitignore + data/ 占位）
    
    - 排除 /target、/data、secret.bin、.env 等敏感与构建产物
    - 保留 data/.gitkeep 占位以便运行时生成 bot.db / crypto.db

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..108a39a
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,33 @@
+# Rust build artifacts
+/target/
+**/*.rs.bk
+Cargo.lock.bak
+
+# Runtime data (bot 运行时生成)
+/data/
+!data/.gitkeep
+
+# Secrets
+*.pem
+*.key
+*.secret
+secret.bin
+
+# Editor
+.vscode/
+.idea/
+*.swp
+*.swo
+.DS_Store
+Thumbs.db
+
+# Environment
+.env
+.env.local
+
+# Logs
+*.log
+logs/
+
+# Cache
+.cache/
\ No newline at end of file
diff --git a/data/.gitkeep b/data/.gitkeep
new file mode 100644
index 0000000..256249c
--- /dev/null
+++ b/data/.gitkeep
@@ -0,0 +1 @@
+# placeholder so the directory is tracked even though contents are ignored
\ No newline at end of file