docs: Update readme and other tweaks (#37)

* edited build-main.yml to have workflow_dispatch

* re-added pgadmindata to docker compose

* removed disclaimer about being run on my personal laptop as that's no longer true

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Co-authored-by: Aster Fialla <asterfialla@gmail.com>

.gitea/workflows/build-main.yml

@@ -6,6 +6,8 @@ on:
   pull_request:
     branches: ["main"]
 
+  workflow_dispatch:
+
 jobs: 
 
   build: