feat(prospecting): add complete prospecting module for lead discovery and scoring

Migrates scanning pipeline from marketing-.lu-domains app into Orion module.
Supports digital (domain scan) and offline (manual capture) lead channels
with enrichment, scoring, campaign management, and interaction tracking.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/modules/prospecting/models/scan_job.py

@@ -0,0 +1,61 @@
+# app/modules/prospecting/models/scan_job.py
+"""
+Scan job tracking for batch enrichment operations.
+"""
+
+import enum
+
+from sqlalchemy import Column, DateTime, Enum, Integer, String, Text
+
+from app.core.database import Base
+from models.database.base import TimestampMixin
+
+
+class JobType(str, enum.Enum):
+    IMPORT = "import"
+    HTTP_CHECK = "http_check"
+    TECH_SCAN = "tech_scan"
+    PERFORMANCE_SCAN = "performance_scan"
+    CONTACT_SCRAPE = "contact_scrape"
+    SCORE_COMPUTE = "score_compute"
+    FULL_ENRICHMENT = "full_enrichment"
+    SECURITY_AUDIT = "security_audit"
+
+
+class JobStatus(str, enum.Enum):
+    PENDING = "pending"
+    RUNNING = "running"
+    COMPLETED = "completed"
+    FAILED = "failed"
+    CANCELLED = "cancelled"
+
+
+class ProspectScanJob(Base, TimestampMixin):
+    """Tracks batch scanning operations."""
+
+    __tablename__ = "prospect_scan_jobs"
+
+    id = Column(Integer, primary_key=True, index=True)
+    job_type = Column(Enum(JobType), nullable=False)
+    status = Column(Enum(JobStatus), nullable=False, default=JobStatus.PENDING)
+
+    total_items = Column(Integer, nullable=False, default=0)
+    processed_items = Column(Integer, nullable=False, default=0)
+    failed_items = Column(Integer, nullable=False, default=0)
+    skipped_items = Column(Integer, nullable=False, default=0)
+
+    started_at = Column(DateTime, nullable=True)
+    completed_at = Column(DateTime, nullable=True)
+
+    config = Column(Text, nullable=True)  # JSON string
+    result_summary = Column(Text, nullable=True)  # JSON string
+    error_log = Column(Text, nullable=True)
+    source_file = Column(String(500), nullable=True)
+
+    celery_task_id = Column(String(255), nullable=True)
+
+    @property
+    def progress_percent(self) -> float:
+        if self.total_items == 0:
+            return 0.0
+        return round(self.processed_items / self.total_items * 100, 1)