Removed 'similar' logic from higher/lower values in charts

Author: chillbreeze

app/app.py

@@ -199,9 +199,7 @@ def _metric_comparison(entity_key):
                     results[period] = (None, None)
                 else:
                     pct = (curr_val - prev_val) / prev_val * 100
-                    if abs(pct) < 2:
-                        results[period] = ('similar', None)
-                    elif pct > 0:
+                    if pct > 0:
                         results[period] = ('up', round(abs(pct)))
                     else:
                         results[period] = ('down', round(abs(pct)))

app/static/metric/index.html

@@ -94,8 +94,6 @@ <h1><a href="/">Air Quality Monitor</a></h1>
                 <div class="comparison-line"><span style="color:#ef4444;">▲ {{ day_delta }}%</span> higher than the past 24h</div>
                 {% elif day_direction == 'down' %}
                 <div class="comparison-line"><span style="color:#22c55e;">▼ {{ day_delta }}%</span> lower than the past 24h</div>
-                {% elif day_direction == 'similar' %}
-                <div class="comparison-line" style="color:#888;">≈ similar to the past 24h</div>
                 {% endif %}
                 <div class="chart-container">
                     <canvas id="chart"></canvas>
@@ -114,8 +112,6 @@ <h1><a href="/">Air Quality Monitor</a></h1>
                 <div class="comparison-line"><span style="color:#ef4444;">▲ {{ week_delta }}%</span> higher than the past 7d</div>
                 {% elif week_direction == 'down' %}
                 <div class="comparison-line"><span style="color:#22c55e;">▼ {{ week_delta }}%</span> lower than the past 7d</div>
-                {% elif week_direction == 'similar' %}
-                <div class="comparison-line" style="color:#888;">≈ similar to the past 7d</div>
                 {% endif %}
                 <div class="chart-container">
                     <canvas id="chart7d"></canvas>
@@ -133,8 +129,6 @@ <h1><a href="/">Air Quality Monitor</a></h1>
                 <div class="comparison-line"><span style="color:#ef4444;">▲ {{ month_delta }}%</span> higher than the past 30d</div>
                 {% elif month_direction == 'down' %}
                 <div class="comparison-line"><span style="color:#22c55e;">▼ {{ month_delta }}%</span> lower than the past 30d</div>
-                {% elif month_direction == 'similar' %}
-                <div class="comparison-line" style="color:#888;">≈ similar to the past 30d</div>
                 {% endif %}
                 <div class="chart-container">
                     <canvas id="chart30d"></canvas>