update todo list

TODO.md

 # TODO list for updating the AWI Basemap
 
+- [ ] Check for **Global Self-consistent Hierarchical High-resolution Geography (GSHHG)** updates
+- [ ] Download updated GSHHG f L1 layer (``GSHHS_f_L1.shp``) to ``data/gshhg``
+- [ ] Update link and citation in [``gshhg.md``](data/gimp/gshhg.md)
+- [ ] Update GSHHG source in [``config.py``](process/config.py)
+- [ ] Update GSHHG file path in [``config.py``](process/config.py)
+
+
 - [ ] Check for **Antarctic Digital Database (ADD)** updates for the following layers:
   - ``Medium resolution vector polygons of the Antarctic coastline``
   - ``Medium resolution vector polygons of Antarctic rock outcrop``
@@ -9,13 +16,6 @@
 - [ ] Update ADD file paths in [``config.py``](process/config.py)
 
 
-- [ ] Check for **General Bathymetric Chart of the Oceans (GEBCO)** annual updates
-- [ ] Download updated GEBCO grids (``GEBCO_****.nc`` and ``GEBCO_****_sub_ice_topo.nc``) to ``data/gebco``
-- [ ] Update link and citation in [``gebco.md``](data/gebco/gebco.md)
-- [ ] Update GEBCO sources in [``config.py``](process/config.py)
-- [ ] Update GEBCO file paths in [``config.py``](process/config.py)
-
-
 - [ ] Check for **Greenland Ice Mapping Project (GIMP)** updates
 - [ ] Download updated GIMP grid (``GimpIceMask_90m_2015_v*.*``) to ``data/gimp``
 - [ ] Update link and citation in [``gimp.md``](data/gimp/gimp.md)
@@ -30,11 +30,33 @@
 - [ ] Update GLIMS file path in [``config.py``](process/config.py)
 
 
+- [ ] Check for **International Bathymetric Chart of the Arctic Ocean (IBCAO)** updates
+- [ ] Download updated IBCAO grids (``ibcao_v*_****_ice_400m.tiff`` and ``ibcao_v*_****_depth_400m.tiff``) to ``data/ibcao``
+- [ ] Update link and citation in [``ibcao.md``](data/ibcao/ibcao.md)
+- [ ] Update IBCAO sources in [``config.py``](process/config.py)
+- [ ] Update IBCAO file paths in [``config.py``](process/config.py)
+
+
+- [ ] Check for **International Bathymetric Chart of the Southern Ocean (IBCSO)** updates
+- [ ] Download updated IBCSO grids (``IBCSO_v*_bed.tif`` and ``IBCSO_v*_ice-surface.tif``) to ``data/ibcso``
+- [ ] Update link and citation in [``ibcso.md``](data/ibcso/ibcso.md)
+- [ ] Update IBCSO sources in [``config.py``](process/config.py)
+- [ ] Update IBCSO file paths in [``config.py``](process/config.py)
+
+
+- [ ] Check for **General Bathymetric Chart of the Oceans (GEBCO)** annual updates
+- [ ] Download updated GEBCO grids (``GEBCO_****.nc`` and ``GEBCO_****_sub_ice_topo.nc``) to ``data/gebco``
+- [ ] Update link and citation in [``gebco.md``](data/gebco/gebco.md)
+- [ ] Update GEBCO sources in [``config.py``](process/config.py)
+- [ ] Update GEBCO file paths in [``config.py``](process/config.py)
+
+
 - [ ] Update ``VERSION`` in [``config.py``](process/config.py) to fit GEBCO version
 - [ ] Check ``METADATA`` section in [``config.py``](process/config.py) for potential updates
 - [ ] Execute [``RUN.py``](process/RUN.py)
+- [ ] Check results (!)
 - [ ] Copy results (9 GeoTIFFs, 1 metadata text file, no *.toml files) to ``dam-space`` (``/isibhv/projects/dam-space/bathymetry/AWI/AWI_BASEMAP``)
-- [ ] Update *.toml files in Gitlab with relevant sections:
+- [ ] Update *.toml files in GitLab with relevant sections:
   - ``de.awi.sdi.o2a_spatial.dataproducts/configs/basemaps/awi/admin.layer.toml``
   - ``de.awi.sdi.o2a_spatial.dataproducts/configs/basemaps/awi/admin.service.toml``
   - ``de.awi.sdi.o2a_spatial.dataproducts/configs/basemaps/awi/owner.layer.toml``