Parse and store the faceted fields

Cargo.lock

@@ -550,6 +550,12 @@ dependencies = [
  "cfg-if 0.1.10",
 ]
 
+[[package]]
+name = "maplit"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3e2e65a1a2e43cfcb47a895c4c8b10d1f4a61097f9f254f183aee60cad9c651d"
+
 [[package]]
 name = "matches"
 version = "0.1.8"
@@ -608,10 +614,12 @@ dependencies = [
  "levenshtein_automata",
  "linked-hash-map",
  "log",
+ "maplit",
  "memmap",
  "near-proximity",
  "obkv",
  "once_cell",
+ "ordered-float",
  "rayon",
  "ringtail",
  "roaring",
@@ -708,6 +716,15 @@ version = "11.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a170cebd8021a008ea92e4db85a72f80b35df514ec664b296fdcbb654eac0b2c"
 
+[[package]]
+name = "ordered-float"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9fe9037165d7023b1228bc4ae9a2fa1a2b0095eca6c2998c624723dfd01314a5"
+dependencies = [
+ "num-traits",
+]
+
 [[package]]
 name = "page_size"
 version = "0.4.2"