Making progress. Confused and untested.

pubspec.lock

@@ -43,6 +43,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.16.0"
+  csslib:
+    dependency: transitive
+    description:
+      name: csslib
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.17.2"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -130,6 +137,27 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  html:
+    dependency: "direct main"
+    description:
+      name: html
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.15.0"
+  http:
+    dependency: "direct main"
+    description:
+      name: http
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.13.5"
+  http_parser:
+    dependency: transitive
+    description:
+      name: http_parser
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.0.1"
   lints:
     dependency: transitive
     description:
@@ -137,6 +165,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.0.0"
+  markdown:
+    dependency: "direct main"
+    description:
+      name: markdown
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "6.0.0"
   matcher:
     dependency: transitive
     description:
@@ -310,6 +345,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.8.0"
+  typed_data:
+    dependency: transitive
+    description:
+      name: typed_data
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.3.1"
   vector_math:
     dependency: transitive
     description: