feat: Show honest qualifying-day progress and confidence (issue #77)

src/fenris/projection.py

@@ -92,6 +92,7 @@ class ProjectionResult:
     staleness_fact: Optional[str]
     degraded_identity_fact: Optional[str]
     zero_rate_fact: Optional[str]
+    qualifying_days_progress: Optional[str] = None  # Issue #77: honest qualifying-day progress
 
 
 # ---------------------------------------------------------------------------
@@ -547,6 +548,16 @@ def compute_projection(conn, clock_now):
     days_below_coverage = sum(1 for d in segment_days
                              if d["coverage"] < WARMING_COVERAGE_FLOOR or d["sample_count"] == 0)
     qualifying = total_days_count - days_below_coverage
+    
+    # Issue #77: Show honest qualifying-day progress
+    if total_days_count >= WARMING_MIN_DAYS:
+        # After warm-up, show qualifying day details for transparency
+        qualifying_days_progress = "%d of %d qualifying days" % (qualifying, total_days_count)
+        if days_below_coverage > 0:
+            qualifying_days_progress += " (%d below coverage)" % days_below_coverage
+    else:
+        qualifying_days_progress = None
+    
     if total_days_count < WARMING_MIN_DAYS or days_below_coverage > WARMING_MAX_LOW_COVERAGE:
         warming_fact = "warming up: %d of %d qualifying days" % (qualifying, WARMING_MIN_DAYS)
         facts.append(warming_fact)
@@ -605,4 +616,5 @@ def compute_projection(conn, clock_now):
         staleness_fact=staleness_fact,
         degraded_identity_fact=degraded_identity_fact,
         zero_rate_fact=zero_rate_fact,
+        qualifying_days_progress=qualifying_days_progress,
     )

src/fenris/status.py

@@ -379,8 +379,14 @@ def _format_projection(proj, freshness: str, service: Dict[str, Any],
 
     # --- Confidence state + contributing facts (§6.7, §6.11) ---
     state_label = proj.confidence_state.value
-    if proj.contributing_facts:
-        facts_str = " · ".join(proj.contributing_facts)
+    facts_list = list(proj.contributing_facts) if proj.contributing_facts else []
+    
+    # Issue #77: Show qualifying day progress for honesty
+    if proj.qualifying_days_progress:
+        facts_list.insert(0, proj.qualifying_days_progress)
+    
+    if facts_list:
+        facts_str = " · ".join(facts_list)
         lines.append("%s evidence · %s" % (state_label, facts_str))
     else:
         lines.append("%s evidence" % state_label)

src/fenris/tui.py

@@ -1197,6 +1197,11 @@ class FenrisTuiApp(App):
             ConfidenceState.UNSUPPORTED: "red",
         }[proj.confidence_state]
         facts = " · ".join(proj.contributing_facts[:3]) if proj.contributing_facts else "no facts"
+        
+        # Issue #77: Show qualifying day progress for honesty
+        if proj.qualifying_days_progress:
+            facts = proj.qualifying_days_progress + " · " + facts
+        
         return "[bold]Projection confidence: [%s]%s[/%s][/bold]\n %s" % (
             color,
             proj.confidence_state.value,