auto-claude: 1.3 - Extend CompanyWebsiteAnalysis model with SEO columns

Added 42 new columns to CompanyWebsiteAnalysis model:

PageSpeed Insights (5 columns):
- pagespeed_seo_score, pagespeed_performance_score
- pagespeed_accessibility_score, pagespeed_best_practices_score
- pagespeed_audits (JSONB)

On-Page SEO Details (18 columns):
- meta_title, meta_description, meta_keywords
- h1_count, h2_count, h3_count, h1_text
- total_images, images_without_alt, images_with_alt
- internal_links_count, external_links_count, broken_links_count
- has_structured_data, structured_data_types, structured_data_json

Technical SEO (13 columns):
- has_canonical, canonical_url, is_indexable, noindex_reason
- viewport_configured, largest_contentful_paint_ms
- first_input_delay_ms, cumulative_layout_shift
- has_og_tags, og_title, og_description, og_image, has_twitter_cards
- html_lang, has_hreflang

SEO Audit Metadata (6 columns):
- seo_audit_version, seo_audited_at, seo_audit_errors
- seo_overall_score, seo_health_score, seo_issues

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

database.py

@@ -488,6 +488,73 @@ class CompanyWebsiteAnalysis(Base):
     has_robots_txt = Column(Boolean, default=False)
     google_indexed_pages = Column(Integer)
 
+    # === PAGESPEED INSIGHTS SCORES (0-100) ===
+    pagespeed_seo_score = Column(Integer)  # Google PageSpeed SEO score 0-100
+    pagespeed_performance_score = Column(Integer)  # Google PageSpeed Performance score 0-100
+    pagespeed_accessibility_score = Column(Integer)  # Google PageSpeed Accessibility score 0-100
+    pagespeed_best_practices_score = Column(Integer)  # Google PageSpeed Best Practices score 0-100
+    pagespeed_audits = Column(JSONB)  # Full PageSpeed audit results as JSON
+
+    # === ON-PAGE SEO DETAILS ===
+    meta_title = Column(String(500))  # Full meta title from <title> tag
+    meta_description = Column(Text)  # Full meta description from <meta name="description">
+    meta_keywords = Column(Text)  # Meta keywords (legacy, rarely used)
+
+    # Heading structure
+    h1_count = Column(Integer)  # Number of H1 tags on homepage (should be 1)
+    h2_count = Column(Integer)  # Number of H2 tags on homepage
+    h3_count = Column(Integer)  # Number of H3 tags on homepage
+    h1_text = Column(String(500))  # Text content of first H1 tag
+
+    # Image analysis
+    total_images = Column(Integer)  # Total number of images
+    images_without_alt = Column(Integer)  # Images missing alt attribute - accessibility issue
+    images_with_alt = Column(Integer)  # Images with proper alt text
+
+    # Link analysis
+    internal_links_count = Column(Integer)  # Links to same domain
+    external_links_count = Column(Integer)  # Links to external domains
+    broken_links_count = Column(Integer)  # Links returning 4xx/5xx
+
+    # Structured data (Schema.org, JSON-LD, Microdata)
+    has_structured_data = Column(Boolean, default=False)  # Whether page contains JSON-LD, Microdata, or RDFa
+    structured_data_types = Column(ARRAY(String))  # Schema.org types found: Organization, LocalBusiness, etc.
+    structured_data_json = Column(JSONB)  # Full structured data as JSON
+
+    # === TECHNICAL SEO ===
+    # Canonical URL handling
+    has_canonical = Column(Boolean, default=False)  # Whether page has canonical URL defined
+    canonical_url = Column(String(500))  # The canonical URL value
+
+    # Indexability
+    is_indexable = Column(Boolean, default=True)  # Whether page can be indexed (no noindex directive)
+    noindex_reason = Column(String(200))  # Reason if page is not indexable: meta tag, robots.txt, etc.
+
+    # Core Web Vitals
+    viewport_configured = Column(Boolean)  # Whether viewport meta tag is properly configured
+    largest_contentful_paint_ms = Column(Integer)  # Core Web Vital: LCP in milliseconds
+    first_input_delay_ms = Column(Integer)  # Core Web Vital: FID in milliseconds
+    cumulative_layout_shift = Column(Numeric(5, 3))  # Core Web Vital: CLS score
+
+    # Open Graph & Social Meta
+    has_og_tags = Column(Boolean, default=False)  # Whether page has Open Graph tags
+    og_title = Column(String(500))  # Open Graph title
+    og_description = Column(Text)  # Open Graph description
+    og_image = Column(String(500))  # Open Graph image URL
+    has_twitter_cards = Column(Boolean, default=False)  # Whether page has Twitter Card meta tags
+
+    # Language & International
+    html_lang = Column(String(10))  # Language attribute from <html lang="...">
+    has_hreflang = Column(Boolean, default=False)  # Whether page has hreflang tags
+
+    # === SEO AUDIT METADATA ===
+    seo_audit_version = Column(String(20))  # Version of SEO audit script used
+    seo_audited_at = Column(DateTime)  # Timestamp of last SEO audit
+    seo_audit_errors = Column(ARRAY(String))  # Errors encountered during SEO audit
+    seo_overall_score = Column(Integer)  # Calculated overall SEO score 0-100
+    seo_health_score = Column(Integer)  # On-page SEO health score 0-100
+    seo_issues = Column(JSONB)  # List of SEO issues found with severity levels
+
     # === DOMAIN ===
     domain_registered_at = Column(Date)
     domain_expires_at = Column(Date)