Add actual-budget-prometheus-exporter (#623)

Hello, 

I've created a prometheus metrics exporter and want to share it with a
community :)

.github/actions/spelling/expect.txt

@@ -1,9 +1,10 @@
 ABNAMRO
 ABNANL
 Activo
-Anglais
 AESUDEF
 ALZEY
+Anglais
+Authentik
 BANKA
 BANKINTER
 BAWAATWW
@@ -23,6 +24,7 @@ datadir
 DIREKT
 Dominguez
 ENTERCARD
+Entra
 fidd
 Fineco
 Fintro
@@ -30,6 +32,7 @@ FORTUNEO
 FTNOFRP
 gernes
 gocardless
+Grafana
 HABAL
 HELADEF
 INGBPLPW
@@ -37,6 +40,7 @@ INVSTMTMSGSRS
 ISYBANK
 ITBBITMM
 jfdoming
+Keycloak
 KORT
 Kreditbank
 modals
@@ -44,6 +48,7 @@ murmurhash
 nginx
 overbudgeting
 Paribas
+passwordless
 Postgre
 prefs
 revolut
@@ -64,13 +69,9 @@ systemctl
 tada
 templating
 ubuntu
+userinfo
 vrt
 VUB
 websecure
 WOR
 youngcw
-Authentik
-Entra
-Keycloak
-userinfo
-passwordless

docs/community-repos.md

@@ -59,6 +59,8 @@ Actual currently has official support for migrating budgets from YNAB4 and nYNAB
    - *This tool moves transactions over to an _archive_ category, and then deletes the category.*
 * **Actual Budget Backup** - https://github.com/rodriguestiago0/actualbudget-backup
    - *Tool which will back up Actual Budget and upload it to the configurable destination using the clone utility.*
+* **Actual Budget Prometheus Exporter** - https://github.com/sakowicz/actual-budget-prometheus-exporter
+   - *Prometheus metrics exporter and Grafana Dashboard.*
 
 
 ## Others