Fix missing lz4 and bz2; tweak feature projection. (closes #78)

Signed-off-by: Jason Volk <jason@zemos.net>

src/database/Cargo.toml

@@ -17,6 +17,9 @@ crate-type = [
 ]
 
 [features]
+bzip2_compression = [
+	"rust-rocksdb/bzip2",
+]
 io_uring = [
 	"rust-rocksdb/io-uring",
 ]
@@ -33,6 +36,9 @@ jemalloc_prof = [
 jemalloc_stats = [
 	"tuwunel-core/jemalloc_stats",
 ]
+lz4_compression = [
+	"rust-rocksdb/lz4",
+]
 release_max_log_level = [
 	"tuwunel-core/release_max_log_level",
 	"log/max_level_trace",