Using the CloudFoundry documentation, provides a set of
resource attribute describing CloudFoundry workloads. Both
applications as well as system components are addressed.
Helpful resources:

* https://github.com/cloudfoundry/loggregator-api#v2-envelope
* https://docs.cloudfoundry.org/devguide/deploy-apps/environment-variable.html#VCAP-APPLICATION
* https://bosh.io/docs/jobs/#properties-spec
* https://docs.cloudfoundry.org/devguide/deploy-apps/streaming-logs.html

Signed-off-by: Karsten Schnitter <[email protected]>

Signed-off-by: Karsten Schnitter <[email protected]>

* source_id -> source.id
* instance_id -> instance.id
* source_type -> source.type

Add clarification on source_type:
* required if log message
* comment on obtaining the value

Signed-off-by: Karsten Schnitter <[email protected]>

This reverts commit 7a9b0b4.

Signed-off-by: Karsten Schnitter <[email protected]>

Adds changelog entry with chloggen automation.

Signed-off-by: Karsten Schnitter <[email protected]>

Signed-off-by: Karsten Schnitter <[email protected]>

# Conflicts:
#	docs/attributes-registry/README.md

To resolve the disambiguity in source and instance id between
applications and system components, a new namespace
`cloudfoundry.system` is introduced. It will contain the system component
relevant information. For applications, an instance id to contain the
instance index is added.

Signed-off-by: Karsten Schnitter <[email protected]>

Adjusts group type of cloudfoundry from `resource` to `attribute_group`.
Regenerated tables and attribute registry.

Signed-off-by: Karsten Schnitter <[email protected]>

Co-authored-by: Liudmila Molkova <[email protected]>

result of running
`make generate-gh-issue-templates`

Signed-off-by: Karsten Schnitter <[email protected]>

Adjust model registry for CloudFoundry to not use
prefixes but fully qualified ids.

Signed-off-by: Karsten Schnitter <[email protected]>

Avoids misspelling of CloudFoundry during content
generation.

Signed-off-by: Karsten Schnitter <[email protected]>

Regenerated templates for proper order.

Signed-off-by: Karsten Schnitter <[email protected]>

Removes prefixes from CloudFoundry groups.

Signed-off-by: Karsten Schnitter <[email protected]>

Moves resource and registry yaml to cloudfoundry directory.
Add attribute names.

Signed-off-by: Karsten Schnitter <[email protected]>

result of `make generate-gh-issue-templates`

Signed-off-by: Karsten Schnitter <[email protected]>

Co-authored-by: Liudmila Molkova <[email protected]>

Discussion showed, that the CloudFoundry resource type is not a
good candidate for an OpenTelemetry resource attribute. It can be
added as a log attribute at a later point in time.

Signed-off-by: Karsten Schnitter <[email protected]>

Co-authored-by: Liudmila Molkova <[email protected]>

Fix markdown template after removal of `source.type`.

Signed-off-by: Karsten Schnitter <[email protected]>