feat: Initial commit - Content Extractor for YouTube, Instagram, and blogs

- YouTube extraction with transcript support
- Instagram reel extraction via browser automation
- Blog/article web scraping
- Auto-save to Obsidian vaults
- Smart key point generation
- Configurable via .env file
- Quick extract shell script

Tech stack: Python, requests, beautifulsoup4, playwright, youtube-transcript-api

config.py

@@ -0,0 +1,47 @@
+"""
+Configuration for Content Extractor
+"""
+
+import os
+from pathlib import Path
+from dotenv import load_dotenv
+
+# Load environment variables
+load_dotenv()
+
+
+class Config:
+    """Configuration settings for content extractor."""
+    
+    # Obsidian vault path (default to common locations)
+    OBSIDIAN_VAULT_PATH = os.getenv(
+        "OBSIDIAN_VAULT_PATH",
+        os.path.expanduser("~/Obsidian Vault")  # Default location
+    )
+    
+    # Browser settings (for Instagram and dynamic content)
+    BROWSER_HEADLESS = os.getenv("BROWSER_HEADLESS", "true").lower() == "true"
+    BROWSER_TIMEOUT = int(os.getenv("BROWSER_TIMEOUT", "30000"))  # 30 seconds
+    
+    # Content extraction settings
+    MAX_CONTENT_LENGTH = int(os.getenv("MAX_CONTENT_LENGTH", "10000"))  # Max chars
+    GENERATE_SUMMARY = os.getenv("GENERATE_SUMMARY", "true").lower() == "true"
+    
+    # YouTube settings
+    YOUTUBE_LANGUAGE = os.getenv("YOUTUBE_LANGUAGE", "en")
+    
+    # Instagram settings (requires browser automation)
+    INSTAGRAM_WAIT_TIME = int(os.getenv("INSTAGRAM_WAIT_TIME", "5"))  # seconds
+    
+    # Logging
+    LOG_LEVEL = os.getenv("LOG_LEVEL", "INFO")
+    LOG_FILE = os.getenv("LOG_FILE", "content_extractor.log")
+    
+    @classmethod
+    def validate(cls):
+        """Validate configuration."""
+        # Check if Obsidian vault path exists
+        if not Path(cls.OBSIDIAN_VAULT_PATH).exists():
+            print(f"⚠️  Warning: Obsidian vault path does not exist: {cls.OBSIDIAN_VAULT_PATH}")
+            print("   You can set OBSIDIAN_VAULT_PATH environment variable or use --obsidian-path flag")
+        return True