ci: update Dependabot config, and GitHub workflows

Signed-off-by: Siddhesh Mhadnak <[email protected]>

.github/dependabot.yaml

@@ -10,9 +10,13 @@ updates:
   - package-ecosystem: docker
     directories:
       - kubernetes/chart
+      - kubernetes/manifests/cert-manager
+      - kubernetes/manifests/discord
       - kubernetes/manifests/discord/bot
+      - kubernetes/manifests/dragonfly
       - kubernetes/manifests/dragonfly/client
       - kubernetes/manifests/dragonfly/loader
       - kubernetes/manifests/dragonfly/mainframe
+      - kubernetes/manifests/dragonfly/reporter
     schedule:
       interval: monthly

.github/workflows/bash-ci.yaml

@@ -1,19 +1,19 @@
 ---
-name: CI - Bash
+name: Bash CI
 
 on:
+  pull_request:
   push:
     branches:
       - main
-  pull_request:
 
 jobs:
   shellcheck:
-    name: Shellcheck
-    runs-on: ubuntu-latest
+    name: ShellCheck
+
+    runs-on: ubuntu-24.04
     steps:
-      - name: Checkout repo
-        uses: actions/checkout@v4
+      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11  # v4.1.1
 
       - name: Run ShellCheck
         uses: ludeeus/action-shellcheck@master

.github/workflows/kubernetes-ci.yaml

@@ -1,5 +1,5 @@
 ---
-name: CI - Kubernetes
+name: Kubernetes CI
 
 on:
   pull_request:
@@ -23,17 +23,16 @@ jobs:
       fail-fast: false
       matrix:
         kubernetes-version:
-          - '1.27'
+          - '1.30'
 
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
-      - name: Checkout code
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11  # v4.1.1
+      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11  # v4.1.1
 
       - name: Set up Go
         uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32  # v5.0.2
         with:
-          go-version: '1.21'
+          go-version: '1.22'
 
       - name: Install `kubectl-validate`
         run: go install -ldflags='-s -w' -race -trimpath sigs.k8s.io/kubectl-validate@latest