docs: drop tutorial_4_methods stub from the markdown gallery

config/build/markdown_examples.yaml

@@ -9,7 +9,7 @@
   max_minutes: 30
 - script: scripts/chapter_1_introduction/tutorial_3_fitting.py
   max_minutes: 30
-- script: scripts/chapter_1_introduction/tutorial_4_methods.py
-  max_minutes: 30
+# tutorial_4_methods excluded: currently a "not written yet" stub (no content
+# or images to show). Re-add when the real tutorial is authored.
 - script: scripts/chapter_1_introduction/tutorial_5_summary.py
   max_minutes: 30

markdown/README.md

@@ -6,7 +6,6 @@ Every page below is the corresponding example script **fully executed**, rendere
 - [HowToGalaxy: Introduction](chapter_1_introduction/tutorial_1_grids_and_galaxies.md) — from `scripts/chapter_1_introduction/tutorial_1_grids_and_galaxies.py`
 - [Tutorial 2: Data](chapter_1_introduction/tutorial_2_data.md) — from `scripts/chapter_1_introduction/tutorial_2_data.py`
 - [Tutorial 3: Fitting](chapter_1_introduction/tutorial_3_fitting.md) — from `scripts/chapter_1_introduction/tutorial_3_fitting.py`
-- [tutorial_4_methods](chapter_1_introduction/tutorial_4_methods.md) — from `scripts/chapter_1_introduction/tutorial_4_methods.py`
 - [Tutorial 9: Summary](chapter_1_introduction/tutorial_5_summary.md) — from `scripts/chapter_1_introduction/tutorial_5_summary.py`
 
 These pages are regenerated manually by PyAutoBuild's `generate_markdown.py` when a curated script changes.