ci: skip CI/deploy/release workflows on docs-only changes

Adds paths-ignore filters so changes under docs/, .gitea/, *.md, and
LICENSE don't trigger the full CI matrix, image builds, or test-deploy
on Gitea Actions. Saves ~30+ minutes per docs commit.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.github/workflows/ci.yml

@@ -3,8 +3,18 @@ name: CI
 on:
   push:
     branches: [main]
+    paths-ignore:
+      - "docs/**"
+      - ".gitea/**"
+      - "**/*.md"
+      - "LICENSE"
   pull_request:
     branches: [main]
+    paths-ignore:
+      - "docs/**"
+      - ".gitea/**"
+      - "**/*.md"
+      - "LICENSE"
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}

.github/workflows/deploy-test.yml

@@ -3,8 +3,18 @@ name: Docker Deploy Test
 on:
   push:
     branches: [main]
+    paths-ignore:
+      - "docs/**"
+      - ".gitea/**"
+      - "**/*.md"
+      - "LICENSE"
   pull_request:
     branches: [main]
+    paths-ignore:
+      - "docs/**"
+      - ".gitea/**"
+      - "**/*.md"
+      - "LICENSE"
 
 concurrency:
   group: deploy-test-${{ github.ref }}

.github/workflows/release-image.yml

@@ -3,6 +3,11 @@ name: Release Image
 on:
   push:
     branches: [main]
+    paths-ignore:
+      - "docs/**"
+      - ".gitea/**"
+      - "**/*.md"
+      - "LICENSE"
   workflow_dispatch:
     inputs:
       image_tag: