chore: clean up repo for public release

- Remove BMAD framework, IDE configs, dev screenshots, test files,
  internal docs, and backup files
- Rename keep-notes/ to memento-note/
- Update all references from keep-notes to memento-note
- Add Apache 2.0 license with Commons Clause (non-commercial restriction)
- Add clean .gitignore and .env.docker.example

memento-note/scripts/promote-admin.js

@@ -0,0 +1,35 @@
+const { PrismaClient } = require('../prisma/client-generated');
+const prisma = new PrismaClient();
+
+async function promoteAdmin() {
+  const email = process.argv[2];
+
+  try {
+    let user;
+    if (email) {
+      user = await prisma.user.findUnique({ where: { email } });
+    } else {
+      console.log("Aucun email fourni, promotion du premier utilisateur trouvé...");
+      user = await prisma.user.findFirst();
+    }
+
+    if (!user) {
+      console.error("Aucun utilisateur trouvé.");
+      return;
+    }
+
+    await prisma.user.update({
+      where: { id: user.id },
+      data: { role: 'ADMIN' }
+    });
+
+    console.log(`Succès : L'utilisateur ${user.email} (${user.name}) est maintenant ADMIN.`);
+
+  } catch (e) {
+    console.error("Erreur :", e);
+  } finally {
+    await prisma.$disconnect();
+  }
+}
+
+promoteAdmin();