update

Author: hhstore

.gitignore

@@ -15,6 +15,7 @@ bin/node/runtime/wasm/target/
 !**/.vscode/extensions.json
 !**/.vscode/launch.json
 !**/.vscode/tasks.json
+!**/.vscode/faq.md
 
 
 polkadot.*

.vscode/faq.md

@@ -0,0 +1,16 @@
+# vscode faq
+
+
+
+## rust + rust-analyzer
+
+- 默认子项目如果不在根目录的 `workspace` 内, vscode 需要添加自定义的路径到 `settings.json` 中.
+- https://rustcc.cn/article?id=02cf99e7-9de3-44ef-b6d4-97720ce1f00c
+
+
+```json
+
+    "rust-analyzer.linkedProjects": [
+        "path/to/Cargo.toml"
+    ]
+```