Merge pull request 'chore: improve renovate dependency detection' (#5) from chore/renovate into master

Reviewed-on: #5

Dockerfile

@@ -1,4 +1,4 @@
-FROM "debian:buster"
+FROM debian:buster
 LABEL maintainer="Julien Cabillot <dockerimages@cabillot.eu>"
 
 RUN groupadd -r -g 666 sabnzbd && \

renovate.json

@@ -0,0 +1,41 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "customManagers": [
+    {
+      "customType": "regex",
+      "description": "Detect SABnzbd release version pin",
+      "fileMatch": [
+        "^Dockerfile$"
+      ],
+      "matchStrings": [
+        "SABNZBD_VERSION=(?<currentValue>[0-9.]+)"
+      ],
+      "depNameTemplate": "sabnzbd/sabnzbd",
+      "datasourceTemplate": "github-releases"
+    },
+    {
+      "customType": "regex",
+      "description": "Detect Tini release version pin",
+      "fileMatch": [
+        "^Dockerfile$"
+      ],
+      "matchStrings": [
+        "TINI_VERSION\\s+v?(?<currentValue>[0-9.]+)"
+      ],
+      "depNameTemplate": "krallin/tini",
+      "datasourceTemplate": "github-releases"
+    },
+    {
+      "customType": "regex",
+      "description": "Detect par2cmdline release version pin",
+      "fileMatch": [
+        "^Dockerfile$"
+      ],
+      "matchStrings": [
+        "PAR2CMDLINE_VERSION=v?(?<currentValue>[0-9a-z.]+-mt\\d+)"
+      ],
+      "depNameTemplate": "jkansanen/par2cmdline-mt",
+      "datasourceTemplate": "github-tags"
+    }
+  ]
+}