Create a placeholder for the Visions server

Cargo.lock

@@ -4541,6 +4541,13 @@ version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
+[[package]]
+name = "visions"
+version = "0.1.0"
+dependencies = [
+ "warp",
+]
+
 [[package]]
 name = "void"
 version = "1.0.2"

Cargo.toml

@@ -24,4 +24,5 @@ members = [
     "screenplay",
     "sgf",
     "tree",
+    "visions/server",
 ]

visions/server/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "visions"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+warp = "0.3.6"

visions/server/src/main.rs

@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}