Create app.py

app.py

@@ -0,0 +1,72 @@
+import streamlit as st
+import sqlite3
+from datetime import datetime, timedelta
+import os
+import json
+import requests
+
+# -----------------------------
+# CONFIG
+# -----------------------------
+st.set_page_config(
+    page_title="SmartDay.AI",
+    page_icon="🌸",
+    layout="wide",
+    initial_sidebar_state="expanded"
+)
+
+# Theme Colors
+PRIMARY_COLOR = "#FF6F61"  # Coral
+BG_COLOR = "#FFFFFF"       # White
+
+# Database setup
+DB_FILE = "smartday_ai.db"
+
+def init_db():
+    conn = sqlite3.connect(DB_FILE)
+    c = conn.cursor()
+    c.execute('''CREATE TABLE IF NOT EXISTS users
+                 (username TEXT PRIMARY KEY, password TEXT)''')
+    c.execute('''CREATE TABLE IF NOT EXISTS journal
+                 (username TEXT, date TEXT, entry TEXT)''')
+    c.execute('''CREATE TABLE IF NOT EXISTS planner
+                 (username TEXT, date TEXT, task TEXT, status TEXT)''')
+    conn.commit()
+    conn.close()
+
+init_db()
+
+# -----------------------------
+# AUTHENTICATION
+# -----------------------------
+def register_user(username, password):
+    conn = sqlite3.connect(DB_FILE)
+    c = conn.cursor()
+    try:
+        c.execute("INSERT INTO users VALUES (?,?)", (username, password))
+        conn.commit()
+        return True
+    except:
+        return False
+    finally:
+        conn.close()
+
+def login_user(username, password):
+    conn = sqlite3.connect(DB_FILE)
+    c = conn.cursor()
+    c.execute("SELECT * FROM users WHERE username=? AND password=?", (username, password))
+    result = c.fetchone()
+    conn.close()
+    return result is not None
+
+# -----------------------------
+# GROQ AI INTEGRATION
+# -----------------------------
+def groq_chat(prompt):
+    """Call Groq API - key saved in Hugging Face Secrets"""
+    api_key = os.environ.get("GROQ_API_KEY")
+    if not api_key:
+        return "⚠️ No API key found. Please set GROQ_API_KEY in Secrets."
+    
+    url = "https://api.groq.com/openai/v1/chat/completions"
+    headers = {"Authorization": f"Bearer {api_key}",_