feat: Add server-side apply manager config (#418)

* feat: Add server-side apply manager config

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* Force conflicts when SSA

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* Implement strategic-merge patch in diff

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* Implement structured merge diff

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* Implement structured merge in diff

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* Fix parseable type conversion

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* Handle structured merge diff for create/delete operations

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* User NormalizeUnionsApply instead of Merge for structured-merge diff

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* NormalizeUnions

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* merge first than normalize union

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* calculate diff with fieldsets

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* extract managed fields

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* remove managed fields then merge

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* Just remove fields if manager is found

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* remove config fieldset instead of using managed fields

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* Structure merge diff with defaults

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* tests

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* Normalize union at the end

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* test

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* test

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* Remove fields after merging

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* test

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* test

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* apply defaults when building diff result

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* fix default func call

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* Fix diff default

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* fix merged object

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* keep diff order

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* apply default with patch

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* handle ssa diffs with resource annotations

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* use managed fields to calculate diff

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* Implement unit tests

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* fix bad merge

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* add test to validate service with multiple ports

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* resolveFromStaticParser optimization

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>

* try without reordering while patching default values

Signed-off-by: Leonardo Luz Almeida <leonardo_almeida@intuit.com>