#1372 feat(navigation): close remaining field-completeness gaps from the #1006 spec audit

#1335 epic: retire the analyst-managed CSDS marts and int_csds_*_summary models

#1334 epic: replace legacy Dictionary lookups with UKHFD national references

#1333 Retire or un-deprecate the int_csds_*_summary models

#1313 docs(analytics): catalogue new area datasets and legacy Fingertips dependencies

#1312 feat(wider-determinants): scope SEND and school absence datasets

#1311 feat(reporting): scope smoking, obesity and physical activity facts

#1310 feat(wider-determinants): publish child poverty, employment and air pollution measures

#1309 feat(wider-determinants): publish fuel poverty, income and housing facts

#1308 feat(health-outcomes): publish avoidable and cause-specific mortality

#1307 feat(health-outcomes): publish life and healthy life expectancy facts

#1306 chore(ukhfd): resolve gaps in ONS life and healthy life expectancy feeds

#1305 feat(ukhfd): standardise Fingertips observations and definitions once

#1304 feat(health-outcomes): publish Census health, disability and unpaid care

#1303 feat(demography): publish Census ethnicity and English proficiency

#1302 feat(geo): expose IMD domains and income deprivation measures

#1301 feat(demography): publish ONS population projections with their base year

#1300 feat(geo): support vintage-aware joins for area statistics

#1299 epic: publish UKHFD area statistics in subject-based dbt models

#137 Opt-in constraint creation is unsafe by default for existing projects (two related design gaps)

#1190 fix(demographics): resolve referral identity and conflicting demographic selections

#1176 Agree source date-quality and e-RS recovery rules

#1175 Investigate residual CSDS Read and CTV3 code interpretation

#1171 chore(reference): audit remaining Dictionary dependencies for UKHFD migration

#1170 refactor(reference): migrate e-RS lookups to supported UKHFD sources

#1169 refactor(reference): replace legacy organisation lookups with UKHFD

#1157 feat(olids): implement national PINCER prescribing safety indicators

#1155 chore(csds): migrate consumers off the analyst-managed referral and contact marts

#1154 Add a 2021 Output Area geography lookup

#1153 Replace the year-specific specialised-services lookup