Revert to crates-io to avoid deprecated extension

.vscode/extensions.json

@@ -1,10 +1,9 @@
 {
 	"recommendations": [
 		"vadimcn.vscode-lldb",
-		"serayuzgur.crates",
+		"barbosshack.crates-io",
 		"usernamehw.errorlens",
 		"tamasfe.even-better-toml",
 		"rust-lang.rust-analyzer",
-		"karunamurti.tera", // Tera templates
 	]
 }

Cargo.lock

@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "rust"
+version = "0.0.0"