Improve github action

Trigger workflow on every branch (It will be easier to test with different branches before making a pull request)
Add dependabot, check if github action have update and make PR, if there is one
Add FUNDING
Add Close Stale Issues, closes issues and PR after 75 days if doesn't have activity

Signed-off-by: Bensuperpc <bensuperpc@gmail.com>

.github/FUNDING.yml

@@ -0,0 +1 @@
+github: dockcross 

.github/dependabot.yml

@@ -0,0 +1,9 @@
+# Set update schedule for GitHub Actions
+
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      # Check for updates to GitHub Actions every weekday
+      interval: "daily" 

.github/workflows/expired.yml

@@ -0,0 +1,22 @@
+name: 'Close stale issues and PRs'
+on:
+  schedule:
+    - cron: '* * */1 * *'
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale@v3
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          exempt-issue-milestones: 'future,alpha,beta,release'
+          exempt-pr-milestones: 'bugfix,improvement'
+          exempt-all-pr-assignees: true
+          stale-issue-message: 'This issue is stale because it has been open 60 days with no activity. Remove stale label or comment or this will be closed in 15 days.'
+          stale-pr-message: 'This PR is stale because it has been open 60 days with no activity. Remove stale label or comment or this will be closed in 15 days.'
+          close-issue-message: 'This issue was closed because it has been stalled for 15 days with no activity.'
+          close-pr-message: 'This PR was closed because it has been stalled for 15 days with no activity.'
+          days-before-issue-stale: 60
+          days-before-pr-stale: 60
+          days-before-issue-close: 15
+          days-before-pr-close: 15

.github/workflows/main.yml

@@ -3,7 +3,7 @@ name: Dockcross CI
 on:
   push:
     branches:
-    - 'master'
+    - '*'
   pull_request:
     branches:
     - '*'