add readme, rename binary

Cargo.lock

@@ -326,6 +326,29 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
 
+[[package]]
+name = "fedigroups"
+version = "0.1.0"
+dependencies = [
+ "anyhow",
+ "clap",
+ "elefren",
+ "env_logger",
+ "futures 0.3.16",
+ "log 0.4.14",
+ "native-tls",
+ "once_cell",
+ "regex",
+ "serde",
+ "serde_json",
+ "smart-default",
+ "thiserror",
+ "tokio",
+ "tokio-stream",
+ "voca_rs",
+ "websocket",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.6"
@@ -520,29 +543,6 @@ dependencies = [
  "wasi 0.10.2+wasi-snapshot-preview1",
 ]
 
-[[package]]
-name = "group"
-version = "0.1.0"
-dependencies = [
- "anyhow",
- "clap",
- "elefren",
- "env_logger",
- "futures 0.3.16",
- "log 0.4.14",
- "native-tls",
- "once_cell",
- "regex",
- "serde",
- "serde_json",
- "smart-default",
- "thiserror",
- "tokio",
- "tokio-stream",
- "voca_rs",
- "websocket",
-]
-
 [[package]]
 name = "h2"
 version = "0.3.3"