style: run oxfmt repo-wide

First full pass of the pnpm fmt toolchain: markdown table alignment,
TOML array wrapping, CSS/HTML expansion in the enclosure concept page.
No content changes; mermaid blocks untouched.

firmware/.cargo/config.toml

@@ -4,7 +4,7 @@ target = "xtensa-esp32s3-espidf"
 [target.'cfg(target_os = "espidf")']
 linker = "ldproxy"
 runner = "espflash flash --monitor --baud 921600"
-rustflags = [ "--cfg",  "espidf_time64"]
+rustflags = ["--cfg", "espidf_time64"]
 
 [unstable]
 build-std = ["std", "panic_abort"]