chore: switch database engine to sqlite (fixes #9954) (#9965)

Switch the database from LevelDB to SQLite, for greater stability and
simpler code.

Co-authored-by: Tommy van der Vorst <tommy@pixelspark.nl>
Co-authored-by: bt90 <btom1990@googlemail.com>

.golangci.yml

@@ -3,6 +3,7 @@ linters:
   disable:
     - cyclop
     - depguard
+    - err113
     - exhaustive
     - exhaustruct
     - funlen
@@ -12,6 +13,7 @@ linters:
     - gocognit
     - goconst
     - gocyclo
+    - godot
     - godox
     - gofmt
     - goimports
@@ -21,15 +23,19 @@ linters:
     - ireturn
     - lll
     - maintidx
+    - musttag
     - nestif
+    - nlreturn
     - nonamedreturns
     - paralleltest
+    - prealloc
     - protogetter
     - scopelint
     - tagalign
     - tagliatelle
     - testpackage
     - varnamelen
+    - wrapcheck
     - wsl
 
 issues: