chore : ajouter fichiers non versionnés (migrations SQL, 404, PROJET.md)

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

database/migration_016_dictionary.sql

@@ -0,0 +1,44 @@
+-- Tables du dictionnaire de données (formulaires dynamiques)
+
+CREATE TABLE IF NOT EXISTS dd_entities (
+    id        SERIAL PRIMARY KEY,
+    code      TEXT    NOT NULL UNIQUE,
+    label     TEXT    NOT NULL DEFAULT '',
+    is_active BOOLEAN NOT NULL DEFAULT TRUE
+);
+
+CREATE TABLE IF NOT EXISTS dd_fields (
+    id          SERIAL PRIMARY KEY,
+    entity_id   INTEGER NOT NULL REFERENCES dd_entities(id) ON DELETE CASCADE,
+    code        TEXT    NOT NULL,
+    label       TEXT    NOT NULL DEFAULT '',
+    field_type  TEXT    NOT NULL DEFAULT 'text',
+    ui_order    INTEGER,
+    is_required BOOLEAN NOT NULL DEFAULT FALSE,
+    default_val TEXT,
+    UNIQUE (entity_id, code)
+);
+
+CREATE TABLE IF NOT EXISTS dd_rules (
+    id          SERIAL PRIMARY KEY,
+    entity_id   INTEGER NOT NULL REFERENCES dd_entities(id) ON DELETE CASCADE,
+    rule_type   TEXT    NOT NULL,
+    expression  TEXT,
+    message     TEXT,
+    active      BOOLEAN NOT NULL DEFAULT TRUE
+);
+
+CREATE TABLE IF NOT EXISTS dd_enums (
+    id   SERIAL PRIMARY KEY,
+    name TEXT NOT NULL UNIQUE
+);
+
+CREATE TABLE IF NOT EXISTS dd_enum_values (
+    id         SERIAL PRIMARY KEY,
+    enum_id    INTEGER NOT NULL REFERENCES dd_enums(id) ON DELETE CASCADE,
+    code       TEXT    NOT NULL,
+    label      TEXT    NOT NULL DEFAULT '',
+    active     BOOLEAN NOT NULL DEFAULT TRUE,
+    sort_order INTEGER NOT NULL DEFAULT 0,
+    UNIQUE (enum_id, code)
+);