github: workflow improvements (#3032)

* github: compact build: status reporting step
* github: build: matrix strategy
* debugging
* github: added version_token to /uploadfiles request
* github: reworked main build flow
* github: suppressed non-zero cp status
* github: build: fixed comment lookup; experimental changes to apps build order
* github: removed summary step for compact builds; united map analyzer steps
* fbt: added get_apiversion target; moved ext apps processing logic to AppBuildset
* ufbt: added missing global
* fbt: Moved incompatible app list to firmware config output
* fbt: cleaner extapps processing
* github: build: added automation for SDK publishing

.github/workflows/build_compact.yml

@@ -73,3 +73,12 @@ jobs:
               popd
             done
           done
+
+## Uncomment this for a single job that will run only if all targets are built successfully          
+#  report-status:
+#    name: Report status
+#    needs: [compact]
+#    if: always() && !contains(needs.*.result, 'failure')
+#    runs-on: [self-hosted, FlipperZeroShell]
+#    steps:
+#      - run: echo "All good ✨" ;