refactor(pipeline): use server API types for pipeline and migrate compiler types

[ecrupper]

• nested API type for pipeline
• preloading only for DB functions where the related resource is not already present in the function arguments
• moving all the compiler types over (yaml, pipeline, raw)

[codecov]

Codecov Report

Attention: Patch coverage is 91.51724% with 123 lines in your changes missing coverage. Please review.

Project coverage is 56.16%. Comparing base (2960513) to head (30ea176).
Report is 9 commits behind head on main.

Files with missing lines	Patch %	Lines
compiler/types/pipeline/container.go	81.45%	21 Missing and 7 partials ⚠️
compiler/types/pipeline/ruleset.go	80.58%	10 Missing and 10 partials ⚠️
compiler/types/pipeline/build.go	72.88%	11 Missing and 5 partials ⚠️
util/compression.go	54.54%	5 Missing and 5 partials ⚠️
compiler/types/yaml/template.go	73.07%	7 Missing ⚠️
compiler/types/pipeline/secret.go	94.11%	2 Missing and 2 partials ⚠️
compiler/types/raw/map.go	92.30%	2 Missing and 2 partials ⚠️
compiler/types/yaml/build.go	91.66%	2 Missing and 2 partials ⚠️
compiler/types/yaml/secret.go	95.69%	2 Missing and 2 partials ⚠️
compiler/types/yaml/service.go	89.74%	2 Missing and 2 partials ⚠️
... and 8 more

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1200      +/-   ##
==========================================
+ Coverage   53.04%   56.16%   +3.12%     
==========================================
  Files         559      584      +25     
  Lines       19743    21288    +1545     
==========================================
+ Hits        10473    11957    +1484     
- Misses       8701     8717      +16     
- Partials      569      614      +45     

Files with missing lines	Coverage Δ
api/build/auto_cancel.go	18.18% <ø> (ø)
api/build/executable.go	0.00% <ø> (ø)
api/build/graph.go	0.00% <ø> (ø)
api/build/plan.go	0.00% <ø> (ø)
api/build/skip.go	100.00% <ø> (ø)
api/pipeline/compile.go	60.00% <ø> (ø)
api/pipeline/template.go	0.00% <ø> (ø)
api/service/plan.go	0.00% <ø> (ø)
api/step/plan.go	0.00% <ø> (ø)
api/types/build.go	99.11% <ø> (+7.34%)	⬆️
... and 72 more

... and 1 file with indirect coverage changes

[KellyMerrick]

lgtm