ci(component-tests): add containerized component test workflow

Introduce dedicated CI container images and improve the component
test execution in Gitea Actions.

The workflow now uses reproducible runner environments, private
registry authentication and executes Playwright component tests
inside a prepared container.

.gitea/runners/Dockerfile

@@ -0,0 +1,18 @@
+FROM node:22-bullseye
+
+# Install Docker CLI + Compose V2 plugin from Docker's official apt repo
+# (Debian's own docker.io package ships an outdated Docker version and
+# does not include the compose plugin at all).
+RUN apt-get update \
+    && apt-get install -y ca-certificates curl gnupg \
+    && install -m 0755 -d /etc/apt/keyrings \
+    && curl -fsSL https://download.docker.com/linux/debian/gpg -o /etc/apt/keyrings/docker.asc \
+    && chmod a+r /etc/apt/keyrings/docker.asc \
+    && echo \
+       "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/debian bullseye stable" \
+       | tee /etc/apt/sources.list.d/docker.list > /dev/null \
+    && apt-get update \
+    && apt-get install -y docker-ce-cli docker-compose-plugin \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN corepack enable

.gitea/workflows/quality-gate.yml

@@ -10,13 +10,14 @@ on:
 jobs:
   lint-and-format:
     runs-on: ubuntu-docker-dind
+    container:
+      image: git.byting-pandas.ninja/ci/node22-docker:latest
+      credentials:
+        username: ${{ secrets.REGISTRY_USER }}
+        password: ${{ secrets.REGISTRY_TOKEN }}
     steps:
       - uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v4
-        with:
-          node-version: "22"
-
       - run: corepack enable
       - run: corepack prepare pnpm@11.11.0 --activate
 
@@ -30,15 +31,16 @@ jobs:
 
   changeset-check:
     runs-on: ubuntu-docker-dind
+    container:
+      image: git.byting-pandas.ninja/ci/node22-docker:latest
+      credentials:
+        username: ${{ secrets.REGISTRY_USER }}
+        password: ${{ secrets.REGISTRY_TOKEN }}
     steps:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
-      - uses: actions/setup-node@v4
-        with:
-          node-version: "22"
-
       - run: corepack enable
       - run: corepack prepare pnpm@11.11.0 --activate
 
@@ -50,13 +52,14 @@ jobs:
 
   unit-tests:
     runs-on: ubuntu-docker-dind
+    container:
+      image: git.byting-pandas.ninja/ci/node22-docker:latest
+      credentials:
+        username: ${{ secrets.REGISTRY_USER }}
+        password: ${{ secrets.REGISTRY_TOKEN }}
     steps:
       - uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v4
-        with:
-          node-version: "22"
-
       - run: corepack enable
       - run: corepack prepare pnpm@11.11.0 --activate
 
@@ -67,18 +70,21 @@ jobs:
 
   component-tests:
     runs-on: ubuntu-docker-dind
+    container:
+      image: git.byting-pandas.ninja/ci/luna-charts-test:v1.62.1
+      credentials:
+        username: ${{ secrets.REGISTRY_USER }}
+        password: ${{ secrets.REGISTRY_TOKEN }}
+
     steps:
       - uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v4
-        with:
-          node-version: "22"
-
       - run: corepack enable
+
       - run: corepack prepare pnpm@11.11.0 --activate
 
       - run: pnpm install --frozen-lockfile
-      # ========================================================
 
-      - name: Run component tests (Docker)
+      - name: Run component tests (Playwright)
-        run: pnpm test:component
+        working-directory: packages/luna-charts
+        run: pnpm test:browser