feat: add InvertedIndexMetas (#121)

* feat: add `InvertedIndexFooter`

Signed-off-by: Zhenchi <zhongzc_arch@outlook.com>

* feat: map instead of list

Signed-off-by: Zhenchi <zhongzc_arch@outlook.com>

* fix: add rust mod

Signed-off-by: Zhenchi <zhongzc_arch@outlook.com>

* chore: rename InvertedIndexFooter to InvertedIndexMetas

Signed-off-by: Zhenchi <zhongzc_arch@outlook.com>

* chore: add java outer classname option

Signed-off-by: Zhenchi <zhongzc_arch@outlook.com>

---------

Signed-off-by: Zhenchi <zhongzc_arch@outlook.com>

Author: zhongzc

build.rs

@@ -43,6 +43,7 @@ fn main() {
                 "proto/greptime/v1/meta/lock.proto",
                 "proto/greptime/v1/meta/cluster.proto",
                 "proto/greptime/v1/region/server.proto",
+                "proto/greptime/v1/index/inverted_index.proto",
                 "proto/prometheus/remote/remote.proto",
                 "proto/substrait_extension/promql_plan.proto",
             ],