Add risk list and create risk

Signed-off-by: gearnode <bryan@frimin.fr>

pkg/coredata/migrations/20250330T163200Z.sql

@@ -0,0 +1,9 @@
+CREATE TABLE risks (
+    id TEXT PRIMARY KEY, 
+    tenant_id TEXT NOT NULL,
+    organization_id TEXT NOT NULL REFERENCES organizations(id),
+    name TEXT NOT NULL,
+    description TEXT,
+    created_at TIMESTAMP NOT NULL,
+    updated_at TIMESTAMP NOT NULL
+);