ui update and some backend functionality adding in accordance with research on adhd and ux design

config/schema.sql

@@ -39,6 +39,9 @@ CREATE TABLE IF NOT EXISTS routines (
     name VARCHAR(255) NOT NULL,
     description TEXT,
     icon VARCHAR(100),
+    location VARCHAR(255),
+    environment_prompts JSON DEFAULT '[]',
+    habit_stack_after VARCHAR(255),
     created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
 );
 
@@ -122,6 +125,49 @@ CREATE TABLE IF NOT EXISTS routine_streaks (
     last_completed_date DATE
 );
 
+-- ── Rewards ───────────────────────────────────────────────
+
+CREATE TABLE IF NOT EXISTS reward_pool (
+    id UUID PRIMARY KEY,
+    category VARCHAR(50) NOT NULL,
+    content TEXT NOT NULL,
+    emoji VARCHAR(10),
+    rarity VARCHAR(20) DEFAULT 'common'
+);
+
+CREATE TABLE IF NOT EXISTS user_rewards (
+    id UUID PRIMARY KEY,
+    user_uuid UUID REFERENCES users(id) ON DELETE CASCADE,
+    reward_id UUID REFERENCES reward_pool(id) ON DELETE CASCADE,
+    earned_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    context VARCHAR(50)
+);
+
+-- ── User Preferences ──────────────────────────────────────
+
+CREATE TABLE IF NOT EXISTS user_preferences (
+    id UUID PRIMARY KEY,
+    user_uuid UUID REFERENCES users(id) ON DELETE CASCADE UNIQUE,
+    sound_enabled BOOLEAN DEFAULT FALSE,
+    haptic_enabled BOOLEAN DEFAULT TRUE,
+    show_launch_screen BOOLEAN DEFAULT TRUE,
+    celebration_style VARCHAR(50) DEFAULT 'standard',
+    timezone_offset INTEGER DEFAULT 0,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- ── Step Results (per-step tracking within sessions) ───────
+
+CREATE TABLE IF NOT EXISTS routine_step_results (
+    id UUID PRIMARY KEY,
+    session_id UUID REFERENCES routine_sessions(id) ON DELETE CASCADE,
+    step_id UUID REFERENCES routine_steps(id) ON DELETE CASCADE,
+    step_index INTEGER NOT NULL,
+    result VARCHAR(20) NOT NULL,
+    duration_seconds INTEGER,
+    completed_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
 -- ── Medications ─────────────────────────────────────────────
 
 CREATE TABLE IF NOT EXISTS medications (