feat: Add indexer_log_entries indexes to hasura migrations (#238)

hasura/migrations/default/1691364619300_init/up.sql

@@ -1,18 +1,25 @@
 SET check_function_bodies = false;
+
 CREATE TABLE public.indexer_log_entries (
     id uuid DEFAULT gen_random_uuid() NOT NULL,
     function_name text NOT NULL,
     block_height numeric NOT NULL,
     "timestamp" timestamp without time zone DEFAULT CURRENT_TIMESTAMP,
     message text
 );
+
 CREATE TABLE public.indexer_state (
     function_name character varying NOT NULL,
     current_block_height numeric(21,0) NOT NULL,
     status text,
     current_historical_block_height numeric(21,0)
 );
+
 ALTER TABLE ONLY public.indexer_log_entries
     ADD CONSTRAINT indexer_log_entries_pkey PRIMARY KEY (id);
+
 ALTER TABLE ONLY public.indexer_state
     ADD CONSTRAINT indexer_state_pkey PRIMARY KEY (function_name);
+
+CREATE INDEX idx_function_name ON indexer_log_entries(function_name);
+CREATE INDEX idx_timestamp ON indexer_log_entries("timestamp");