Initial GeoIntel V1 foundation

docs/DEFINITION_OF_DONE.md

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+# Definition of Done
+
+A feature is done only when all applicable criteria are met.
+
+## Backend feature
+
+- Endpoint or service is implemented.
+- Input schema exists.
+- Output schema exists.
+- Error behavior is defined.
+- Test exists or limitation is documented.
+- No unhandled tracebacks for expected user errors.
+- Docs are updated when behavior differs from spec.
+
+## Frontend feature
+
+- Page/component is connected to real API or explicit fixture mode.
+- Loading state exists.
+- Empty state exists.
+- Error state exists.
+- Main action is discoverable.
+- API failures are visible to the user.
+- No hardcoded fake success for real workflows.
+
+## Geo-processing feature
+
+- CRS handling is explicit.
+- Units are documented.
+- Input geometry validity is checked.
+- Output geometry is valid or repair attempt is documented.
+- Large-file limitations are surfaced.
+
+## AI feature
+
+- Model dependency/configuration is explicit.
+- If model is unavailable, user sees `not_configured`.
+- Input preprocessing is documented.
+- Output georeferencing is documented.
+- Confidence threshold is configurable.
+
+## Repo pass
+
+Every Codex build pass must update:
+
+- `docs/CODEX_EXECUTION_LOG.md`
+- `docs/TODO.md` if tasks are completed or added
+- relevant API/schema docs if changed