fix: add ca-certificates and pkg-config to release Dockerfile

Add missing ca-certificates (for curl/mise install), pkg-config and
libssl-dev (for cargo builds). Remove redundant cargo tool from
mise.toml since it ships with rust.

Dockerfile.release

@@ -1,12 +1,15 @@
 FROM debian:trixie-slim
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
     curl \
     git \
     build-essential \
+    pkg-config \
+    libssl-dev \
     && rm -rf /var/lib/apt/lists/*
 
-# Install mise
+# Install mise to a location already on PATH
 ENV MISE_INSTALL_PATH="/usr/local/bin/mise"
 RUN curl https://mise.run | sh
 

mise.toml

@@ -1,6 +1,5 @@
 [tools]
 rust = "1.93"
-cargo = "latest"
 goreleaser = "latest"
 zig = "latest"
 "cargo:cargo-zigbuild" = "latest"