feat: Restore CE backend changes and scripts

scripts/migrate_ce_db.py

@@ -0,0 +1,53 @@
+import sqlite3
+import os
+
+# Adjust path to your actual DB location
+DB_PATH = "/home/node/clawd/repos/brancheneinstufung2/company_explorer.db"
+
+def migrate():
+    if not os.path.exists(DB_PATH):
+        print(f"Database not found at {DB_PATH}. Maybe it hasn't been created yet?")
+        return
+
+    print(f"Migrating database at {DB_PATH}...")
+    conn = sqlite3.connect(DB_PATH)
+    cursor = conn.cursor()
+
+    columns_to_add = [
+        # Industries (Existing List)
+        ("industries", "pains", "TEXT"),
+        ("industries", "gains", "TEXT"),
+        ("industries", "notes", "TEXT"),
+        ("industries", "priority", "TEXT"),
+        ("industries", "ops_focus_secondary", "BOOLEAN DEFAULT 0"),
+        ("industries", "secondary_category_id", "INTEGER"),
+        
+        # Companies (New List for CRM Data)
+        ("companies", "crm_name", "TEXT"),
+        ("companies", "crm_website", "TEXT"),
+        ("companies", "crm_address", "TEXT"),
+        ("companies", "crm_vat", "TEXT"),
+        
+        # Companies (Status & Quality)
+        ("companies", "confidence_score", "FLOAT DEFAULT 0.0"),
+        ("companies", "data_mismatch_score", "FLOAT DEFAULT 0.0"),
+        ("companies", "website_scrape_status", "TEXT DEFAULT 'PENDING'"),
+        ("companies", "wiki_search_status", "TEXT DEFAULT 'PENDING'"),
+    ]
+
+    for table, col_name, col_type in columns_to_add:
+        try:
+            print(f"Adding column '{col_name}' to '{table}'...")
+            cursor.execute(f"ALTER TABLE {table} ADD COLUMN {col_name} {col_type}")
+        except sqlite3.OperationalError as e:
+            if "duplicate column name" in str(e):
+                print(f"Column '{col_name}' already exists. Skipping.")
+            else:
+                print(f"Error adding '{col_name}' to '{table}': {e}")
+    
+    conn.commit()
+    conn.close()
+    print("Migration complete.")
+
+if __name__ == "__main__":
+    migrate()