add lints to workspace

Cargo.toml

@@ -24,3 +24,14 @@ resolver = "2"
 #lto = true
 strip = true
 codegen-units = 1
+
+[workspace.lints.rust]
+# unsafe_code = "forbid"
+# missing_docs = "warn"
+# missing_debug_implementations = "warn"
+single_use_lifetimes = "warn"
+trivial_casts = "warn"
+unused_lifetimes = "warn"
+unused_qualifications = "warn"
+# variant_size_differences = "warn"
+unexpected_cfgs = "warn"