feat: add site header (#2)

* tests: setup initial infra for end to end tests

* tests: rework end to end host

* tests: remove need for bang operator

* tests: correct header component tests

* docs: add README.md to blog directory with instructions on setting up local dev environment with and without docker

* docs: update non-developer run command

* feat: finish layout of header

* feat: add favicon

* tests: setup test coverage

* chore: update workflow with missing playwright step

* chore: add install command

.vscode/settings.json

@@ -3,5 +3,6 @@
     "Antiforgery",
     "blazor",
     "Hsts"
-  ]
+  ],
+  "dotnet.unitTests.runSettingsPath": "./test/Blog.Tests/.runsettings"
 }