refactor: move derive example to dedicated package

- Extract derive example from secretspec/Cargo.toml to examples/derive/Cargo.toml
- Update workspace members to include examples/derive
- Fix relative path in derive.rs for new location
- Add necessary dependencies (serde, url) to example package

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: domenkozar

.github/workflows/release.yml

@@ -300,6 +300,6 @@ jobs:
       - uses: actions/checkout@v4
       - uses: rust-lang/crates-io-auth-action@v1
         id: auth
-      - run: cargo publish
+      - run: cargo publish --workspace -Z package-workspace
         env:
           CARGO_REGISTRY_TOKEN: ${{ steps.auth.outputs.token }}

Cargo.lock

@@ -2,6 +2,7 @@
 members = [
     "secretspec",
     "secretspec-derive",
+    "examples/derive",
 ]
 resolver = "2"
 

Cargo.toml

@@ -0,0 +1,15 @@
+[package]
+name = "secretspec-derive-example"
+version = "0.1.0"
+edition = "2021"
+publish = false
+
+[[bin]]
+name = "derive"
+path = "derive.rs"
+
+[dependencies]
+secretspec = { path = "../../secretspec" }
+secretspec-derive = { path = "../../secretspec-derive" }
+serde = { workspace = true }
+url = { workspace = true }

examples/derive/Cargo.toml

@@ -1,6 +1,6 @@
 // Use the proc macro to generate typed structs from secretspec.toml
 // This generates: SecretSpec, SecretSpecProfile, Profile, and Provider types
-secretspec_derive::declare_secrets!("../examples/derive/secretspec.toml");
+secretspec_derive::declare_secrets!("secretspec.toml");
 
 fn main() -> Result<(), Box<dyn std::error::Error>> {
     println!("SecretSpec Code Generation Example\n");

examples/derive/derive.rs

@@ -39,9 +39,5 @@ linkme.workspace = true
 default = ["cli"]
 cli = []
 
-[[example]]
-name = "derive"
-path = "../examples/derive/derive.rs"
-
 [dev-dependencies]
 secretspec-derive.workspace = true