[decomp] better handling of animation code and art files (#1352)

* update refs

* [decompiler] read and process art groups

* finish decompiler art group selection & detect in `ja-group?`

* make art stuff work on offline tests!

* [decompiler] detect `ja-group!` (primitive)

* corrections.

* more

* use new feature on skel groups!

* find `loop!` as well

* fully fledged `ja` macro & decomp + `loop` detect

* fancy fixed point printing!

* update source

* `:num! max` (i knew i should've done this)

* Update jak1_ntsc_black_label.jsonc

* hi imports

* make compiling the game work

* fix `defskelgroup`

* clang

* update refs

* fix chan

* fix seek and finalboss

* fix tests

* delete unused function

* track let rewrite stats

* reorder `rewrite_let`

* Update .gitattributes

* fix bug with `:num! max`

* Update robotboss-part.gc

* Update goal-lib.gc

* document `ja`

* get rid of pc fixes thing

* use std::abs

decompiler/main.cpp

@@ -157,6 +157,11 @@ int main(int argc, char** argv) {
                          config.write_hex_near_instructions);
   }
 
+  // process art groups (used in decompilation)
+  if (config.decompile_code || config.process_art_groups) {
+    db.extract_art_info();
+  }
+
   // main decompile.
   if (config.decompile_code) {
     db.analyze_functions_ir2(out_folder, config, {});
@@ -168,6 +173,11 @@ int main(int argc, char** argv) {
   file_util::write_text_file(file_util::combine_path(out_folder, "all-syms.gc"),
                              db.dts.dump_symbol_types());
 
+  // write art groups
+  if (config.process_art_groups) {
+    db.dump_art_info(out_folder);
+  }
+
   if (config.hexdump_code || config.hexdump_data) {
     db.write_object_file_words(out_folder, config.hexdump_data, config.hexdump_code);
   }