Remove custom CI jobs in favour of Unified CI (#419)

Remove test, test with race, generate checker and lint in favour of
standard unified CI jobs to only contain fuzzing.

.github/workflows/go-fuzz.yml

@@ -0,0 +1,49 @@
+name: Go Fuzz
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+  merge_group:
+    types:
+      - checks_requested
+
+jobs:
+  fuzz:
+    name: go-fuzz
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: '1.21'
+      - name: Fuzz
+        env:
+          FUZZTIME: 30s
+        run: make fuzz
+      - name: Upload fuzz failure seed corpus as run artifact
+        if: failure()
+        uses: actions/upload-artifact@v4
+        id: testdata-upload
+        with:
+          name: testdata
+          path: '**/testdata/fuzz'
+      - name: Output message
+        if: failure()
+        shell: bash
+        run: |
+          echo -e 'Fuzz test failed on commit https://github.com/${{ github.repository }}/commit/${{ github.event.pull_request.head.sha }}. To troubleshoot locally, use the GitHub CLI to download the seed corpus by running:\n $ gh run download ${ github.run_id } -n testdata\nAlternatively, download from:\n ${{ steps.testdata-upload.outputs.artifact-url }}'
+      - name: Post PR comment
+        uses: actions/github-script@v7
+        if: failure() && github.event_name == 'pull_request'
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          script: |
+            github.rest.issues.createComment({
+              issue_number: context.issue.number,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              body: 'Fuzz test failed on commit ${{ github.event.pull_request.head.sha }}. To troubleshoot locally, download the seed corpus using [GitHub CLI](https://cli.github.com) by running:\n```shell\ngh run download ${{ github.run_id }} -n testdata\n```\nAlternatively, download directly from [here](${{ steps.testdata-upload.outputs.artifact-url }}).'
+            })
+  

.github/workflows/publish-ghcr.yml

@@ -1,4 +1,4 @@
-name: Continuous Integration
+name: Container
 
 on:
   push:
@@ -10,7 +10,7 @@ on:
 
 jobs:
   publish:
-    name: Publish Container
+    name: publish
     runs-on: ubuntu-latest
     permissions:
       contents: read