Add Tomorrow render context and template

internal/reporttemplate/templates/tomorrow.md.tmpl

@@ -0,0 +1,26 @@
+# {{ .Report.Title }}
+
+**Forecast date:** {{ .Report.ForecastDateLabel }}
+**Updated:** {{ .Report.GeneratedAtLabel }}
+
+{{ .GeneratedText.Summary }}
+
+## Daypart Forecast
+{{ with .Modules.Dayparts }}{{ range . }}{{ $daypart := . }}
+- **{{ if .Summary.DisplayName }}{{ .Summary.DisplayName }}{{ else }}{{ .Key }}{{ end }}:** {{ if .Summary.TemperaturePhraseF }}{{ .Summary.TemperaturePhraseF }}{{ with .Summary.DominantConditionLower }} and {{ . }}{{ end }}{{ else }}{{ with .Summary.DominantConditionLower }}{{ . }}{{ else }}Forecast details are limited{{ end }}{{ end }}.{{ if .Summary.MentionPrecipitation }}{{ with .Summary.MaxPopPercent }} Precipitation chances peak at {{ . }}%{{ with $daypart.Summary.MaxPopTimeLabel }} at {{ . }}{{ else }}{{ with $daypart.Summary.MaxPopTime }} at {{ . }}{{ end }}{{ end }}.{{ end }}{{ end }}
+{{ end }}{{ else }}
+- No daypart forecast details are available.
+{{ end }}
+
+{{ with .Modules.PrecipTiming }}{{ with .PrecipitationWindows }}
+## Precipitation Timing
+{{ range . }}{{ $window := . }}
+- **{{ if .PeriodBeginsHourLabel }}{{ .PeriodBeginsHourLabel }}{{ else }}{{ .PeriodBegins }}{{ end }}**{{ with .PeriodEndsHourLabel }} to **{{ . }}**{{ else }}{{ with .PeriodEnds }} to **{{ . }}**{{ end }}{{ end }}: Precipitation is expected during this period.{{ with .MaxPopPercent }} The peak precipitation chance is {{ . }}%{{ with $window.MaxPopHourLabel }} at {{ . }}{{ else }}{{ with $window.MaxPopTime }} at {{ . }}{{ end }}{{ end }}.{{ end }}
+{{ end }}{{ with $.GeneratedText.PrecipitationTiming }}
+{{ . }}
+{{ end }}
+{{ end }}{{ end }}
+## Forecast Discussion
+{{ range .GeneratedText.ForecastDiscussion }}
+{{ . }}
+{{ end }}