refactor: flatten padelnomics/padelnomics/ → repo root

git mv all tracked files from the nested padelnomics/ workspace
directory to the git repo root. Merged .gitignore files.
No code changes — pure path rename.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

transform/sqlmesh_padelnomics/models/raw/raw_overpass_courts.sql

@@ -0,0 +1,42 @@
+-- Raw OpenStreetMap padel courts from Overpass API landing files.
+-- Source: data/landing/overpass/{year}/{month}/courts.json.gz
+-- Format: {"version": ..., "elements": [{type, id, lat, lon, tags}, ...]}
+--
+-- Only node elements carry direct lat/lon. Way and relation elements need
+-- centroid calculation from member nodes (not done here — filter to node only
+-- for the initial raw layer; ways/relations retained as-is for future enrichment).
+
+MODEL (
+  name padelnomics.raw_overpass_courts,
+  kind FULL,
+  cron '@daily',
+  grain (osm_type, osm_id)
+);
+
+SELECT
+  elem ->> 'type'                     AS osm_type,
+  (elem ->> 'id')::BIGINT             AS osm_id,
+  TRY_CAST(elem ->> 'lat' AS DOUBLE)  AS lat,
+  TRY_CAST(elem ->> 'lon' AS DOUBLE)  AS lon,
+  elem -> 'tags' ->> 'name'           AS name,
+  elem -> 'tags' ->> 'sport'          AS sport,
+  elem -> 'tags' ->> 'leisure'        AS leisure,
+  elem -> 'tags' ->> 'addr:country'   AS country_code,
+  elem -> 'tags' ->> 'addr:city'      AS city_tag,
+  elem -> 'tags' ->> 'addr:postcode'  AS postcode,
+  elem -> 'tags' ->> 'operator'       AS operator_name,
+  elem -> 'tags' ->> 'opening_hours'  AS opening_hours,
+  elem -> 'tags' ->> 'fee'            AS fee,
+  filename                            AS source_file,
+  CURRENT_DATE                        AS extracted_date
+FROM (
+  SELECT
+    UNNEST(elements)     AS elem,
+    filename
+  FROM read_json(
+    @LANDING_DIR || '/overpass/*/*/courts.json.gz',
+    format = 'auto',
+    filename = true
+  )
+)
+WHERE (elem ->> 'type') IS NOT NULL