feat: package skeleton — DESCRIPTION, NAMESPACE, session/manifest/cache/views

Minimal skeleton for uscogdata v0.1. Internal session layer with lazy cog_open(), manifest fetch+validate+cache, view registration placeholder. Depends on DuckDB >=1.0, httr2, jsonlite. inst/schemas/provenance-v1.json ships the structured provenance JSON Schema.
2026-04-23 09:05:54 -04:00
commit f7035049e7
20 changed files with 305 additions and 0 deletions
@@ -0,0 +1,6 @@
+# tests/testthat/helper-fixture.R
+skip_if_no_corpus <- function() {
+  testthat::skip_if(Sys.getenv("USCOGDATA_FIXTURE_URL", "") == "" &&
+                    !file.exists("~/.cache/R/uscogdata/manifest.json"),
+                    "No fixture corpus available")
+}