Use pkgdown.yml to put articles in the correct order

Author: capnrefsmmat

R-packages/covidcast/_pkgdown.yml

@@ -9,6 +9,16 @@ home:
     - text: View the COVIDcast map
       href: https://covidcast.cmu.edu/
 
+articles:
+  - title: Using the package
+    desc: Basic usage and examples.
+    navbar: ~
+    contents:
+      - covidcast
+      - plotting-signals
+      - correlation-utils
+      - multi-signals
+
 reference:
   - title: Fetch data
     desc: Fetch signals and metadata from the COVIDcast API

R-packages/covidcast/vignettes/correlation-utils.Rmd

@@ -1,5 +1,6 @@
 ---
 title: 2. Computing signal correlations
+description: Calculate correlations over space and time between multiple signals.
 output: rmarkdown::html_vignette
 vignette: >
   %\VignetteIndexEntry{2. Computing signal correlations}

R-packages/covidcast/vignettes/covidcast.Rmd

@@ -1,5 +1,6 @@
 ---
 title: Get started with covidcast
+description: An introductory tutorial with examples.
 output: rmarkdown::html_vignette
 vignette: >
   %\VignetteIndexEntry{Get started with covidcast}

R-packages/covidcast/vignettes/multi-signals.Rmd

@@ -1,5 +1,6 @@
 ---
 title: 3. Manipulating multiple signals 
+description: Download multiple signals at once, and aggregate and manipulate them in various ways.
 output: rmarkdown::html_vignette
 vignette: >
   %\VignetteIndexEntry{3. Manipulating multiple signals}

R-packages/covidcast/vignettes/plotting-signals.Rmd

@@ -1,5 +1,6 @@
 ---
 title: 1. Plotting and mapping signals
+description: Make custom time series plots, choropleth maps, and bubble plots of signals.
 output: rmarkdown::html_vignette
 vignette: >
   %\VignetteIndexEntry{1. Plotting and mapping signals}
@@ -248,4 +249,4 @@ ggplot(df, aes(x = time_value, y = value)) +
 ```
 
 Again, we see that the combined indicator starts rising several days before the
-new COVID-19 cases do, an exciting phenomenon that Delphi is studying now.
+new COVID-19 cases do, an exciting phenomenon that Delphi is studying now.