feat: add cockroach db

Signed-off-by: kjuulh <contact@kjuulh.io>

crates/flux-releaser/schemas/proto/flux_releaser.proto

@@ -5,6 +5,7 @@ package flux_releaser;
 service FluxReleaser {
   rpc UploadArtifact (stream UploadArtifactRequest) returns (UploadArtifactResponse) {}
   rpc CommitArtifact (CommitArtifactRequest) returns (CommitArtifactResponse) {}
+  rpc TriggerRelease (TriggerReleaseRequest) returns (TriggerReleaseResponse) {}
 }
 
 message UploadArtifactRequest {
@@ -24,3 +25,11 @@ message CommitArtifactRequest {
 message CommitArtifactResponse {
   string artifact_id = 1;
 }
+
+message TriggerReleaseRequest {
+  string app = 1;
+  string branch = 2;
+  string cluster = 3;
+}
+
+message TriggerReleaseResponse {}