WIP feat(sabnzbd) adding exportarr for metrics (#17988)

**Description**
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⚒️ Fixes  # <!--(issue)-->

**⚙️ Type of change**

- [ ] ⚙️ Feature/App addition
- [ ] 🪛 Bugfix
- [ ] ⚠️ Breaking change (fix or feature that would cause existing
functionality to not work as expected)
- [ ] 🔃 Refactor of current code

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**✔️ Checklist:**

- [ ] ⚖️ My code follows the style guidelines of this project
- [ ] 👀 I have performed a self-review of my own code
- [ ] #️⃣ I have commented my code, particularly in hard-to-understand
areas
- [ ] 📄 I have made corresponding changes to the documentation
- [ ] ⚠️ My changes generate no new warnings
- [ ] 🧪 I have added tests to this description that prove my fix is
effective or that my feature works
- [ ] ⬆️ I increased versions for any altered app according to semantic
versioning

**➕ App addition**

If this PR is an app addition please make sure you have done the
following.

- [ ] 🖼️ I have added an icon in the Chart's root directory called
`icon.png`

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---------

Signed-off-by: Ac1dburn <ac1dburnez@gmail.com>

charts/stable/sabnzbd/Chart.yaml

@@ -34,4 +34,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/sabnzbd
   - https://ghcr.io/onedr0p/sabnzbd
 type: application
-version: 17.2.9
+version: 17.2.10

charts/stable/sabnzbd/ci/default-values.yaml

@@ -0,0 +1,3 @@
+metrics:
+  main:
+    apiKey: newsn7zz12j67l4cwovjt6cyq6raqzmz

charts/stable/sabnzbd/questions.yaml

@@ -89,6 +89,14 @@ questions:
                   type: int
                   default: 568
 # Include{resources}
+# Include{metrics}
+                    - variable: apiKey
+                      label: "Sabnzbd API key"
+                      description: "Can be found in the Bazarr settings"
+                      schema:
+                        type: string
+                        default: ""
+                        required: true
 # Include{advanced}
 # Include{addons}
 # Include{codeserver}

charts/stable/sabnzbd/values.yaml

@@ -2,23 +2,97 @@ image:
   repository: ghcr.io/onedr0p/sabnzbd
   pullPolicy: IfNotPresent
   tag: 4.2.2@sha256:5b1f15c8d25afa2342505492486361d4ecf14449e1453aeea45cd7c1e5eeb63a
+exportarrImage:
+  repository: ghcr.io/onedr0p/exportarr
+  pullPolicy: IfNotPresent
+  tag: v1.6.0@sha256:b522e128509b766cf66f847190fccd225ff194dc76775fe6a215f2dd3010cac2
 service:
   main:
     ports:
       main:
         port: 10097
         targetPort: 8080
-persistence:
-  config:
-    enabled: true
-    mountPath: "/config"
-portal:
-  open:
+  metrics:
     enabled: true
+    type: ClusterIP
+    targetSelector: exportarr
+    ports:
+      metrics:
+        enabled: true
+        port: 8990
+        targetSelector: exportarr
 workload:
   main:
     podSpec:
       containers:
         main:
+          probes:
+            liveness:
+              enabled: false
+            readiness:
+              enabled: false
+            startup:
+              enabled: false
           env:
             SABNZBD__HOST_WHITELIST_ENTRIES: ""
+            SABNZBD__PORT: "{{ .Values.service.main.ports.main.port }}"
+  exportarr:
+    enabled: "{{ .Values.metrics.main.enabled }}"
+    type: Deployment
+    strategy: RollingUpdate
+    replicas: 1
+    podSpec:
+      containers:
+        exportarr:
+          primary: true
+          enabled: true
+          imageSelector: exportarrImage
+          args:
+            - sabnzbd
+          probes:
+            liveness:
+              enabled: true
+              type: http
+              path: /healthz
+              port: "{{ .Values.service.metrics.ports.metrics.port }}"
+            readiness:
+              enabled: true
+              type: http
+              path: /healthz
+              port: "{{ .Values.service.metrics.ports.metrics.port }}"
+            startup:
+              enabled: true
+              type: http
+              path: /healthz
+              port: "{{ .Values.service.metrics.ports.metrics.port }}"
+          env:
+            INTERFACE: 0.0.0.0
+            PORT: "{{ .Values.service.metrics.ports.metrics.port }}"
+            URL: '{{ printf "http://%v:%v" (include "tc.v1.common.lib.chart.names.fullname" $) .Values.service.main.ports.main.port }}'
+            APIKEY: "{{ .Values.metrics.main.apiKey }}"
+persistence:
+  config:
+    enabled: true
+    targetSelector:
+      main:
+        main:
+          mountPath: /config
+      exportarr:
+        exportarr:
+          mountPath: /config
+          readOnly: true
+metrics:
+  main:
+    enabled: false
+    type: "servicemonitor"
+    endpoints:
+      - port: metrics
+        path: /metrics
+    targetSelector: metrics
+    # Required for exportarr
+    apiKey: ""
+      
+portal:
+  open:
+    enabled: true
+