allow upgrading with ALTER EXTENSION pg_jsonschema UPDATE

.gitignore

@@ -5,3 +5,6 @@
 **/*.rs.bk
 *.swp
 pg_jsonschema-*
+
+# The line above is too broad, but this will allow the SQL files matched by it to not be ignored
+!/sql/*.sql

sql/pg_jsonschema--0.1.4--0.2.0.sql

@@ -0,0 +1,18 @@
+-- src/lib.rs:33
+-- pg_jsonschema::jsonschema_validation_errors
+CREATE  FUNCTION "jsonschema_validation_errors"(
+	"schema" json, /* pgrx::datum::json::Json */
+	"instance" json /* pgrx::datum::json::Json */
+) RETURNS TEXT[] /* alloc::vec::Vec<alloc::string::String> */
+IMMUTABLE STRICT
+LANGUAGE c /* Rust */
+AS 'MODULE_PATHNAME', 'jsonschema_validation_errors_wrapper';
+
+-- src/lib.rs:16
+-- pg_jsonschema::jsonschema_is_valid
+CREATE  FUNCTION "jsonschema_is_valid"(
+	"schema" json /* pgrx::datum::json::Json */
+) RETURNS bool /* bool */
+IMMUTABLE STRICT
+LANGUAGE c /* Rust */
+AS 'MODULE_PATHNAME', 'jsonschema_is_valid_wrapper';

sql/pg_jsonschema--0.3.0--0.3.1.sql

@@ -0,0 +1,4 @@
+ALTER  FUNCTION "jsonschema_validation_errors" PARALLEL SAFE;
+ALTER  FUNCTION "jsonschema_is_valid" PARALLEL SAFE;
+ALTER  FUNCTION "jsonb_matches_schema" PARALLEL SAFE;
+ALTER  FUNCTION "json_matches_schema" PARALLEL SAFE;