[DO-1431] deploy ArgoCD (!6)

DO-1431

Co-authored-by: denis.patrakeev <denis.patrakeev@avroid.tech>
Reviewed-on: https://git.avroid.tech/K8s/k8s-configs/pulls/6

.gitea/pull_request_template.md

@@ -0,0 +1,13 @@
+---
+
+name: "Feature PR"
+about: "Template feature PR"
+title: "[DO-XXXX] New feature"
+ref: "main"
+assignees: ["svc-gitea-k8s-w"]
+labels:
+- "kind/Feature"
+
+---
+
+[DO-XXXX]

.gitea/workflows/check-shellscripts.yml

@@ -0,0 +1,44 @@
+---
+name: Check ShellScripts
+run-name: ${{ gitea.actor }} is start check shellscripts
+on: [pull_request]
+
+jobs:
+  shellscripts:
+    name: Check shellscripts by shellcheck
+    runs-on: docker
+    container:
+      image: harbor.avroid.tech/docker-hub-proxy/library/node:20
+    steps:
+      - run: echo "Start job on ${{ runner.name }} with os ${{ runner.os }}"
+      - run: echo "Work with branch ${{ gitea.ref }} repository ${{ gitea.repository }}"
+
+      - name: Check out repository code
+        uses: https://git-mirrors.avroid.tech/Mirrors-actions/checkout.git@v4
+
+      - name: Check shellscripts by shellcheck
+        uses: https://git-mirrors.avroid.tech/Mirrors-actions/action-shellcheck.git@2.0.0
+
+  shfmt:
+    name: Check shellscript formatting
+    runs-on: docker
+    container:
+      image: harbor.avroid.tech/docker-hub-proxy/library/node:20
+    steps:
+      - run: echo "Start job on ${{ runner.name }} with os ${{ runner.os }}"
+      - run: echo "Work with branch ${{ gitea.ref }} repository ${{ gitea.repository }}"
+
+      - name: Check out repository code
+        uses: https://git-mirrors.avroid.tech/Mirrors-actions/checkout.git@v4
+
+      - name: Install Golang
+        uses: https://git-mirrors.avroid.tech/Mirrors-actions/setup-go.git@v5
+        with:
+          go-version: '1.22'
+          check-latest: true
+
+      - name: Install shfmt
+        run: go install mvdan.cc/sh/v3/cmd/shfmt@latest
+
+      - name: Check shellscripts by shfmt
+        run: shfmt -d .