Modifications for ease of use

[StacieClark-Elastic]

Changed directory structure. Changed names of all CEL template files to cel.yml.hbs. Combined README.md files into one file.Reworked beats-config-from-agent-config-template.sh to use defaults and new directory structure

Checklist

• I have a mock server and the example runs with no errors.
• I have documented the CEL program.
• I have followed the documented layout for examples.

Related issues

• Relates #12881

[chrisberkhout]

Good restructure.

I made a few comments.

Haven't been over everything in detail but this seems good to merge.

[chrisberkhout]

A comment on a different file: LICENSE.
I think it'll need the Copyright [yyyy] [name of copyright owner] line to be filled out for Elastic.

[chrisberkhout]

Now that's this readme.

[chrisberkhout]

Suggested change

	As a non-turing complete functional language, the structure of CEL programs can
	As a non-Turing complete functional language, the structure of CEL programs can

[chrisberkhout]

Suggested change

	scripts
	├── beats-config-from-agent-config-template.sh #script
	├── render.js #script that is used by
	│ beats-config-from-agent-config-template.sh
	└── filebeat-cel-input-base.yml #File for the filebeat cel-input file to
	which the CEL progam will be added.
	Can be any name.
	examples
	└──example_name/ # an example directory
	├── cel.yml.hbs # agent configuration file. *
	├── variables.yml # yaml file with replacement values for handlebar
	│ handlebar variables in the cel.yml.hbs file. *
	├── filebeat/ # filebeat directory
	│ ├── filebeat.yml # filebeat executable configuration file *
	│ ├── inputs.d # generated directory to hold filebeat CEL input file *
	│ │ └── test.yml # generated filebeat config.
	│ └── out # generated directory for output *
	└── docker/ # docker files to run a test API server
	├── docker-compose.yml
	└── files
	└── config.yml # contains responses from the API Server
	.
	└── scripts/
	├── beats-config-from-agent-config-template.sh # Script.
	├── render.js # Helper used by the script.
	└── filebeat-cel-input-base.yml # Filebeat CEL input config
	to which the CEL progam
	will be added. Can be any
	name.
	.
	└── examples/
	└── example_name/ # An example directory.
	├── cel.yml.hbs # Agent configuration file. *
	├── variables.yml # YAML file with replacement values for
	│ Handlebars variables in the agent
	│ configuration file. *
	├── filebeat/ # Filebeat directory.
	│   ├── filebeat.yml # Filebeat executable configuration file. *
	│   ├── inputs.d/ # Generated directory for Filebeat config. *
	│   │ └── test.yml # Generated Filebeat config.
	│ └── out/ # Generated directory for output. *
	└── docker/ # Docker files to run a test API server.
	├── docker-compose.yml
	└── files/
	└── config.yml # Contains responses from the API server.

• Consistency in space after hash at start of description.
• Correct indentation of filebeat-cel-input-base.yml.
• Remove trailing whitespace.
• Consistency in period at end of description.
• Wrap lines to 80 chars.
• Same indentation level for all examples/ descriptions.
• Consistency in trailing slash for directory names
• Initial capital for descriptions.

[chrisberkhout]

This paragraph could be moved outside of the directory tree code block.