misc quality of life improvements

README.md

@@ -120,8 +120,7 @@ characters, this balances name length with an ample space for possible names.
 
 ## Footnotes
 
-[^1]:
-    Barring historical pedantry, "Postgres" and "PostgreSQL" are essentially
+[^1]: Barring historical pedantry, "Postgres" and "PostgreSQL" are essentially
     synonymous and are often used interchangeably. As a matter of convention
     throughout Phonograph docs, "Postgres" is largely used to refer to the
     database software, while "PostgreSQL" is typically used to refer to the

svelte/src/table-viewer.webc.svelte

@@ -570,7 +570,8 @@
         {#each lazy_data.fields as field, field_idx}
           <TableCell
             coords={{ region, row_idx, field_idx }}
-            cursor={coords_eq(selections[0].coords, {
+            cursor={selections.length !== 0 &&
+              coords_eq(selections[0].coords, {
                 region,
                 row_idx,
                 field_idx,

svelte/vite.config.ts

@@ -19,5 +19,6 @@ export default defineConfig({
         assetFileNames: "[name].[ext]",
       },
     },
+    sourcemap: true,
   },
 });