refactor(mcp): strip sse fallback architecture in favor of pure websockets and fix nvim NDJSON bug

nvim-core/Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "nvim-core"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+rmp-serde = "1.1"
+rmpv = "1.0"
+tokio = { version = "1.37", features = ["full", "io-util", "io-std"] }
+tracing = "0.1.44"
+tracing-appender = "0.2.5"
+tracing-subscriber = "0.3.23"
+dirs = "7.0.0"
+rmcp = { version = "3.4.0", features = ["server"] }
+