Improve journald logger (#586)

* Improve journald logger

tag the logs with the identifier so they can be found easily with
journald


---------

Signed-off-by: Itxaka <itxaka@kairos.io>

.golangci.yaml

@@ -0,0 +1,36 @@
+version: "2"
+run:
+  tests: false
+linters:
+  enable:
+    - dupl
+    - ginkgolinter
+    - gocheckcompilerdirectives
+    - goconst
+    - gocyclo
+    - godot
+    - goheader
+    - misspell
+    - revive
+    - zerologlint
+  exclusions:
+    generated: lax
+    presets:
+      - comments
+      - common-false-positives
+      - legacy
+      - std-error-handling
+    paths:
+      - third_party$
+      - builtin$
+      - examples$
+formatters:
+  enable:
+    - gofmt
+    - goimports
+  exclusions:
+    generated: lax
+    paths:
+      - third_party$
+      - builtin$
+      - examples$