feat: Add axum-extra dependency and implement typed headers

feat: Define unique index on users table for email and fix minor syntax error

refactor: Update permissions_guard to use claims from JWT and improve user retrieval

refactor: Modify user-related service methods to accept user details directly

fix: Update token generation functions to include user ID and permissions

test: Update Google OAuth flow tests to reflect changes in token generation

Cargo.lock

@@ -461,6 +461,29 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "axum-extra"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "45bf463831f5131b7d3c756525b305d40f1185b688565648a92e1392ca35713d"
+dependencies = [
+ "axum",
+ "axum-core",
+ "bytes",
+ "futures-util",
+ "headers",
+ "http 1.3.1",
+ "http-body 1.0.1",
+ "http-body-util",
+ "mime",
+ "pin-project-lite",
+ "rustversion",
+ "serde",
+ "tower",
+ "tower-layer",
+ "tower-service",
+]
+
 [[package]]
 name = "axum-test"
 version = "17.3.0"
@@ -1656,6 +1679,30 @@ dependencies = [
  "foldhash",
 ]
 
+[[package]]
+name = "headers"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b3314d5adb5d94bcdf56771f2e50dbbc80bb4bdf88967526706205ac9eff24eb"
+dependencies = [
+ "base64 0.22.1",
+ "bytes",
+ "headers-core",
+ "http 1.3.1",
+ "httpdate",
+ "mime",
+ "sha1",
+]
+
+[[package]]
+name = "headers-core"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "54b4a22553d4242c49fddb9ba998a99962b5cc6f22cb5a3482bec22522403ce4"
+dependencies = [
+ "http 1.3.1",
+]
+
 [[package]]
 name = "heapless"
 version = "0.8.0"
@@ -2204,6 +2251,7 @@ dependencies = [
  "anyhow",
  "async-trait",
  "axum",
+ "axum-extra",
  "axum-test",
  "chrono",
  "dotenvy",