build: open ts strict check (#279)

* feat: no check lib dir

* feat: open strict check to src dir

* test: update test tsconfig.json

* feat: remove any type

* feat: do not export AbstractParseTreeVisitor

* feat: export StmtContextType as enum

* build: improve antlr4 script

test/parser/flink/suggestion/suggestionWithEntity.test.ts

@@ -23,8 +23,6 @@ describe('Flink SQL Syntax Suggestion with collect entity', () => {
         };
         const sql = commentOtherLine(syntaxSql, pos.lineNumber);
 
-        const parseTree = flink.parse(sql);
-
         const syntaxes = flink.getSuggestionAtCaretPosition(sql, pos)?.syntax;
         const suggestion = syntaxes?.find(
             (syn) => syn.syntaxContextType === EntityContextType.COLUMN