chore(engx): Consolidate codegen/composer generate() iface (googleapi…

…s#662)

[ggj] build: delete CircleCI (googleapis#653)

* chore: migrate from CircleCI to GitHub Actions

* build: delete CircleCI

[ggj] fix: treat version-less APIs as GAs (googleapis#648)

* fix: fix dep ordering in Bazel dedupe rules

* fix: treat version-less APIs as GAs

[ggj][codegen] fix: handle non-last version package components (googl…

…eapis#634)

* fix: fix dep ordering in Bazel dedupe rules

* feat: Add alpha/beta API detection and fix per-class annotations

* fix: update integration tests

* fix: handle non-lastversion package components

[ggj][codegen] feat: Add alpha/beta API detection and fix per-class a…

…nnotation (googleapis#633)

* fix: fix dep ordering in Bazel dedupe rules

* feat: Add alpha/beta API detection and fix per-class annotations

* fix: update integration tests

[ggj][engx] fix: retrieve LRO typs withnested message tnames (googlea…

…pis#629)

* fix: fix dep ordering in Bazel dedupe rules

* fix:  retrieve LRO typs withnested message tnames

[ggj][engx] chore: remove debug printfs (googleapis#627)

* fix: fix dep ordering in Bazel dedupe rules

* feat: add a basic trie

* fix: add hashCode() and equals() to Field

* fix: add equals() and hashCode() for MethodArgument

* feat: add a TriFunction

* feat: add DFS traversal to Trie

* feat: add support for nested method sigs (aip.dev/4232)

* chore: remove debug printfs

[ggj][codegen] fix: use BatchingCallSettings for batching methods in …

…ServiceSettings (googleapis#610)

* fix: delete unused IamCredietialsClientTest golden

* fix: use BatchingCallSettings for batching methods in ServiceSettings

[ggj][engx] fix: update IAMCredentialsTest name handling (googleapis#605

)

* fix: fix dep ordering in Bazel dedupe rules

* chore:  centralize all Gapic class name getters

* fix: use gapic-remapped names in package-info.java

* fix: revert unrelated changes

* fix: handle back-compat casing for IAMCredentials API

* fix: update IAMCredentialsTest name handling

[ggj][engx][codegen] fix: handle back-compat casing for IAMCredential…

…s API (googleapis#601)

* fix: fix dep ordering in Bazel dedupe rules

* chore:  centralize all Gapic class name getters

* fix: use gapic-remapped names in package-info.java

* fix: revert unrelated changes

* fix: handle back-compat casing for IAMCredentials API