fix: SQL view ordering, purge-db flag, ctest directory

- 12_thesis_features.sql: move view_resource_cascade_1h before view_thesis_features_1h
- Makefile: purge-db uses --reset (not --clean)
- mod-reqin-log: ctest --test-dir build/tests

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Makefile

@@ -199,4 +199,4 @@ init-and-import:
 	./scripts/init-stack.sh --import-prod
 
 purge-db:
-	./scripts/init-stack.sh --clean
+	./scripts/init-stack.sh --reset

shared/clickhouse/12_thesis_features.sql

@@ -200,6 +200,58 @@ FROM ja4_logs.http_logs
 GROUP BY window_start, src_ip, ja4, host;
 
 
+-- =============================================================================
+-- §5.4 — Vue resource_cascade (Resource Dependency Tree)
+--
+-- Calcule le délai moyen entre le premier document et le premier asset,
+-- et l'écart-type des timestamps des assets (simultanéité).
+-- Doit être créée AVANT view_thesis_features_1h qui la référence.
+-- =============================================================================
+
+CREATE OR REPLACE VIEW ja4_processing.view_resource_cascade_1h AS
+WITH
+cascade_raw AS (
+    SELECT
+        window_start, src_ip, ja4, host,
+        arraySort(x -> x.1, groupArrayMerge(200)(resource_loads)) AS sorted_loads
+    FROM ja4_processing.agg_resource_cascade_1h
+    WHERE window_start >= now() - INTERVAL 24 HOUR
+    GROUP BY window_start, src_ip, ja4, host
+    HAVING length(sorted_loads) >= 3
+),
+cascade_split AS (
+    SELECT
+        window_start, src_ip, ja4, host,
+        -- Timestamps des documents (is_asset = 0)
+        arrayFilter(x -> x.2 = 0, sorted_loads) AS docs,
+        -- Timestamps des assets (is_asset = 1)
+        arrayFilter(x -> x.2 = 1, sorted_loads) AS assets
+    FROM cascade_raw
+)
+SELECT
+    window_start, src_ip, ja4, host,
+    length(docs) AS doc_count,
+    length(assets) AS asset_count,
+    -- Délai moyen premier document → premier asset (secondes)
+    -- Navigateur réel : 0.05–0.2s ; Playwright : <0.01s ; Scraper : >1s ou 0
+    if(
+        length(docs) > 0 AND length(assets) > 0,
+        toFloat64(assets[1].1 - docs[1].1),
+        -1.0
+    ) AS root_to_first_asset_delay,
+    -- Simultanéité des assets : écart-type des timestamps des assets
+    -- Navigateur : faible (batch parallèle) ; Scraper : élevé (séquentiel)
+    if(
+        length(assets) >= 2,
+        sqrt(arrayReduce('varPop',
+            arrayMap(x -> toFloat64(x.1), assets)
+        )),
+        -1.0
+    ) AS asset_load_stddev
+FROM cascade_split
+WHERE length(docs) > 0 OR length(assets) > 0;
+
+
 -- =============================================================================
 -- view_thesis_features_1h — Vue unifiée des features avancées
 --
@@ -463,57 +515,6 @@ LEFT JOIN ja4_processing.view_resource_cascade_1h rc
     AND p.host = rc.host;
 
 
--- =============================================================================
--- §5.4 — Vue resource_cascade (Resource Dependency Tree)
---
--- Calcule le délai moyen entre le premier document et le premier asset,
--- et l'écart-type des timestamps des assets (simultanéité).
--- =============================================================================
-
-CREATE OR REPLACE VIEW ja4_processing.view_resource_cascade_1h AS
-WITH
-cascade_raw AS (
-    SELECT
-        window_start, src_ip, ja4, host,
-        arraySort(x -> x.1, groupArrayMerge(200)(resource_loads)) AS sorted_loads
-    FROM ja4_processing.agg_resource_cascade_1h
-    WHERE window_start >= now() - INTERVAL 24 HOUR
-    GROUP BY window_start, src_ip, ja4, host
-    HAVING length(sorted_loads) >= 3
-),
-cascade_split AS (
-    SELECT
-        window_start, src_ip, ja4, host,
-        -- Timestamps des documents (is_asset = 0)
-        arrayFilter(x -> x.2 = 0, sorted_loads) AS docs,
-        -- Timestamps des assets (is_asset = 1)
-        arrayFilter(x -> x.2 = 1, sorted_loads) AS assets
-    FROM cascade_raw
-)
-SELECT
-    window_start, src_ip, ja4, host,
-    length(docs) AS doc_count,
-    length(assets) AS asset_count,
-    -- Délai moyen premier document → premier asset (secondes)
-    -- Navigateur réel : 0.05–0.2s ; Playwright : <0.01s ; Scraper : >1s ou 0
-    if(
-        length(docs) > 0 AND length(assets) > 0,
-        toFloat64(assets[1].1 - docs[1].1),
-        -1.0
-    ) AS root_to_first_asset_delay,
-    -- Simultanéité des assets : écart-type des timestamps des assets
-    -- Navigateur : faible (batch parallèle) ; Scraper : élevé (séquentiel)
-    if(
-        length(assets) >= 2,
-        sqrt(arrayReduce('varPop',
-            arrayMap(x -> toFloat64(x.1), assets)
-        )),
-        -1.0
-    ) AS asset_load_stddev
-FROM cascade_split
-WHERE length(docs) > 0 OR length(assets) > 0;
-
-
 -- =============================================================================
 -- §5.2 — Graphe bipartite JA4×ASN (Bipartite Bot Fleet Detection)
 --