Add chart release GH action (#4)

Signed-off-by: Sanket Sudake <[email protected]>

.github/workflows/chart-release.yml

@@ -0,0 +1,40 @@
+name: Release Charts
+
+on:
+  push:
+    branches:
+      - main
+      - release-**
+jobs:
+  release:
+    # depending on default permission settings for your org (contents being read-only or read-write for workloads), you will have to add permissions
+    # see: https://docs.github.com/en/actions/security-guides/automatic-token-authentication#modifying-the-permissions-for-the-github_token
+    permissions:
+      contents: write
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 #v4.1.7
+        with:
+          fetch-depth: 0
+
+      - name: Configure Git
+        run: |
+          git config user.name "$GITHUB_ACTOR"
+          git config user.email "[email protected]"
+
+      - name: Install Helm
+        uses: azure/setup-helm@fe7b79cd5ee1e45176fcad797de68ecaf3ca4814 #v4.2.0
+        with:
+          version: v3.15.0
+
+      - name: Add repositories
+        run: |
+          for dir in $(ls -d charts/*/); do
+            helm dependency list $dir 2> /dev/null | tail +2 | head -n -1 | awk '{ print "helm repo add " $1 " " $3 }' | while read cmd; do $cmd; done
+          done
+
+      - name: Run chart-releaser
+        uses: helm/chart-releaser-action@a917fd15b20e8b64b94d9158ad54cd6345335584 #v1.6.0
+        env:
+          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"