feat: gRPC authorization for events

closes: https://todo.sr.ht/~gheartsfield/nostr-rs-relay/46

Cargo.lock

@@ -783,6 +783,12 @@ dependencies = [
  "instant",
 ]
 
+[[package]]
+name = "fixedbitset"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"
+
 [[package]]
 name = "flate2"
 version = "1.0.25"
@@ -1490,6 +1496,12 @@ dependencies = [
  "windows-sys 0.42.0",
 ]
 
+[[package]]
+name = "multimap"
+version = "0.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5ce46fe64a9d73be07dcbe690a38ce1b293be448fd8ce1e6c1b8062c9f72c6a"
+
 [[package]]
 name = "native-tls"
 version = "0.2.11"
@@ -1556,6 +1568,7 @@ dependencies = [
  "nonzero_ext",
  "parse_duration",
  "prometheus",
+ "prost",
  "r2d2",
  "r2d2_sqlite",
  "rand 0.8.5",
@@ -1568,6 +1581,8 @@ dependencies = [
  "thiserror",
  "tokio",
  "tokio-tungstenite",
+ "tonic",
+ "tonic-build",
  "tracing",
  "tracing-subscriber 0.2.25",
  "tungstenite",
@@ -1861,6 +1876,16 @@ dependencies = [
  "sha2",
 ]
 
+[[package]]
+name = "petgraph"
+version = "0.6.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4dd7d28ee937e54fe3080c91faa1c3a46c06de6252988a7f4592ba2310ef22a4"
+dependencies = [
+ "fixedbitset",
+ "indexmap",
+]
+
 [[package]]
 name = "pin-project"
 version = "1.0.12"
@@ -1925,6 +1950,16 @@ version = "0.2.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
+[[package]]
+name = "prettyplease"
+version = "0.1.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e97e3215779627f01ee256d2fad52f3d95e8e1c11e9fc6fd08f7cd455d5d5c78"
+dependencies = [
+ "proc-macro2",
+ "syn",
+]
+
 [[package]]
 name = "proc-macro-error"
 version = "1.0.4"
@@ -1983,6 +2018,28 @@ dependencies = [
  "prost-derive",
 ]
 
+[[package]]
+name = "prost-build"
+version = "0.11.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a3f8ad728fb08fe212df3c05169e940fbb6d9d16a877ddde14644a983ba2012e"
+dependencies = [
+ "bytes",
+ "heck",
+ "itertools",
+ "lazy_static",
+ "log",
+ "multimap",
+ "petgraph",
+ "prettyplease",
+ "prost",
+ "prost-types",
+ "regex",
+ "syn",
+ "tempfile",
+ "which",
+]
+
 [[package]]
 name = "prost-derive"
 version = "0.11.6"
@@ -2926,6 +2983,19 @@ dependencies = [
  "tracing-futures",
 ]
 
+[[package]]
+name = "tonic-build"
+version = "0.8.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5bf5e9b9c0f7e0a7c027dcfaba7b2c60816c7049171f679d99ee2ff65d0de8c4"
+dependencies = [
+ "prettyplease",
+ "proc-macro2",
+ "prost-build",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "tower"
 version = "0.4.13"
@@ -3353,6 +3423,17 @@ dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "which"
+version = "4.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2441c784c52b289a054b7201fc93253e288f094e2f4be9058343127c4226a269"
+dependencies = [
+ "either",
+ "libc",
+ "once_cell",
+]
+
 [[package]]
 name = "whoami"
 version = "1.3.0"