add immersion tracker

.gitmodules

@@ -25,3 +25,6 @@
 [submodule "submodules/animecards"]
 	path = submodules/animecards
 	url = git@github.com:friedrich-de/Anacreon-Script.git
+[submodule "submodules/immersion-tracker"]
+	path = submodules/immersion-tracker
+	url = git@gitea.suda.codes:sudacode/immersion-tracker.git

script-opts/immersion-tracker.conf

@@ -0,0 +1,22 @@
+start_tracking_key=ctrl+t
+data_dir=~/.config/mpv/scripts/immersion-tracker/data
+csv_file=/truenas/sudacode/japanese/immersion_tracker.csv
+session_file=~/.config/mpv/scripts/immersion-tracker/data/current_session.json
+min_session_duration=30
+save_interval=10
+enable_debug_logging=no
+backup_sessions=no
+max_backup_files=10
+use_title=yes
+use_filename=no
+custom_prefix=[Immersion] 
+max_title_length = 100
+export_csv=yes
+export_json=no
+export_html=no
+backup_csv=yes
+show_session_start=yes
+show_session_end=yes
+show_progress_milestones=no
+milestone_percentages=25507590
+

scripts/immersion-tracker

@@ -0,0 +1 @@
+../submodules/immersion-tracker