feat(db): Implement schema migrations and add Projects section

Introduces a custom migration system for SQLite, allowing incremental and safe schema evolution.
Adds a new 'Projects' section to the CV, including database tables, public UI, and full management
in the admin dashboard with live editing, drag-and-drop reordering, and collapsible forms.

Updates:
-  and  for schema management.
-  with  script.
-  to use migrations.
-  to rely on migrations.
-  and  for new project data operations.
-  and  for Projects UI.
-  and  to integrate the Projects section.

Also updates:
-  to automatically import Keycloak realm on startup.
-  for the Elysia app build.
-  with refined print styles (omitting socials and about).

src/db/schema.ts

@@ -5,117 +5,4 @@ const db = new Database("cv.sqlite", { create: true });
 // Enable foreign keys
 db.run("PRAGMA foreign_keys = ON;");
 
-export function initDB() {
-  // 1. Languages Table (to ensure referential integrity)
-  db.run(`
-    CREATE TABLE IF NOT EXISTS languages (
-      code TEXT PRIMARY KEY
-    );
-  `);
-
-  // 2. Profile (Singleton - structural info)
-  db.run(`
-    CREATE TABLE IF NOT EXISTS profile (
-      id INTEGER PRIMARY KEY CHECK (id = 1), -- Ensure only one profile exists
-      email TEXT NOT NULL,
-      phone TEXT,
-      website TEXT,
-      github_url TEXT,
-      linkedin_url TEXT,
-      avatar_url TEXT
-    );
-  `);
-
-  // 3. Profile Translations
-  db.run(`
-    CREATE TABLE IF NOT EXISTS profile_translations (
-      profile_id INTEGER NOT NULL,
-      language_code TEXT NOT NULL,
-      name TEXT NOT NULL,
-      job_title TEXT NOT NULL,
-      summary TEXT,
-      location TEXT,
-      PRIMARY KEY (profile_id, language_code),
-      FOREIGN KEY (profile_id) REFERENCES profile(id) ON DELETE CASCADE,
-      FOREIGN KEY (language_code) REFERENCES languages(code)
-    );
-  `);
-
-  // 4. Experience (Structural)
-  db.run(`
-    CREATE TABLE IF NOT EXISTS experience (
-      id INTEGER PRIMARY KEY AUTOINCREMENT,
-      start_date TEXT NOT NULL, -- ISO8601 YYYY-MM
-      end_date TEXT,            -- NULL = Current
-      company_url TEXT,
-      display_order INTEGER DEFAULT 0
-    );
-  `);
-
-  // 5. Experience Translations
-  db.run(`
-    CREATE TABLE IF NOT EXISTS experience_translations (
-      experience_id INTEGER NOT NULL,
-      language_code TEXT NOT NULL,
-      company_name TEXT NOT NULL,
-      role TEXT NOT NULL,
-      description TEXT, -- Supports Markdown/HTML
-      location TEXT,
-      PRIMARY KEY (experience_id, language_code),
-      FOREIGN KEY (experience_id) REFERENCES experience(id) ON DELETE CASCADE,
-      FOREIGN KEY (language_code) REFERENCES languages(code)
-    );
-  `);
-
-  // 6. Education (Structural)
-  db.run(`
-    CREATE TABLE IF NOT EXISTS education (
-      id INTEGER PRIMARY KEY AUTOINCREMENT,
-      start_date TEXT NOT NULL,
-      end_date TEXT,
-      institution_url TEXT,
-      display_order INTEGER DEFAULT 0
-    );
-  `);
-
-  // 7. Education Translations
-  db.run(`
-    CREATE TABLE IF NOT EXISTS education_translations (
-      education_id INTEGER NOT NULL,
-      language_code TEXT NOT NULL,
-      institution TEXT NOT NULL,
-      degree TEXT NOT NULL,
-      description TEXT,
-      PRIMARY KEY (education_id, language_code),
-      FOREIGN KEY (education_id) REFERENCES education(id) ON DELETE CASCADE,
-      FOREIGN KEY (language_code) REFERENCES languages(code)
-    );
-  `);
-
-  // 8. Skills (Categories & Items)
-  // Simply storing skills as items with a category.
-  db.run(`
-    CREATE TABLE IF NOT EXISTS skills (
-      id INTEGER PRIMARY KEY AUTOINCREMENT,
-      category TEXT NOT NULL, -- e.g., "frontend", "backend", "tools" (Internal key)
-      icon TEXT,              -- class name for an icon library
-      display_order INTEGER DEFAULT 0
-    );
-  `);
-
-  db.run(`
-    CREATE TABLE IF NOT EXISTS skill_translations (
-      skill_id INTEGER NOT NULL,
-      language_code TEXT NOT NULL,
-      name TEXT NOT NULL,         -- The display name
-      category_display TEXT,      -- "Frontend Development" vs "Frontend Entwicklung"
-      PRIMARY KEY (skill_id, language_code),
-      FOREIGN KEY (skill_id) REFERENCES skills(id) ON DELETE CASCADE,
-      FOREIGN KEY (language_code) REFERENCES languages(code)
-    );
-  `);
-  
-  console.log("Database schema initialized.");
-}
-
-export { db };
+export { db };