build: enable hybrid build for dynamic local and static musl CI/CD

.cargo/config.toml

@@ -1,2 +0,0 @@
-[build]
-# target = "x86_64-unknown-linux-musl"

.github/workflows/release.yml

@@ -40,7 +40,7 @@ jobs:
 
       - name: Build
         # 'cross' handles the containerized build environment for the specified target (musl)
-        run: cross build --release --target ${{ matrix.target }}
+        run: cross build --release --target ${{ matrix.target }} --features static-musl
 
       - name: Prepare Packaging Assets
         run: |

Cargo.lock

@@ -2488,6 +2488,7 @@ dependencies = [
  "httparse",
  "ipnet",
  "libc",
+ "openssl",
  "pingora",
  "serde",
  "serde_repr",

Cargo.toml

@@ -26,6 +26,11 @@ serde_repr = "0.1.20"
 pingora = { version = "0.6", features = ["lb", "openssl"] }
 ipnet = { version = "2.11.0", features = ["serde"] }
 httparse = "1.10.1"
+openssl = { version = "0.10", optional = true }
+
+[features]
+default = []
+static-musl = ["openssl/vendored", "dep:openssl"]
 
 [dev-dependencies]
 tempfile = "3"