feat(tekton): Add Firecrawl build pipelines

- firecrawl-api: Multi-stage build (Go + Node.js + Rust)
- firecrawl-playwright: Node.js + Chromium browser automation
- firecrawl-postgres: PostgreSQL 16 with pg_cron extension

All pipelines validated with successful test builds.
Images pushed to Harbor library project.

Day 2 of Firecrawl deployment complete.

cluster/platform/tekton/pipelines/firecrawl-api-pipeline.yaml

@@ -0,0 +1,85 @@
+---
+apiVersion: tekton.dev/v1
+kind: Pipeline
+metadata:
+  name: firecrawl-api-pipeline
+  namespace: innoventions
+  labels:
+    app.kubernetes.io/name: firecrawl-api
+    app.kubernetes.io/component: pipeline
+    app.kubernetes.io/part-of: firecrawl
+spec:
+  description: |
+    Pipeline to build the Firecrawl API container image.
+    Multi-stage build with Go, Node.js, and Rust dependencies.
+  params:
+    - name: git-url
+      type: string
+      description: Git repository URL
+      default: https://github.com/mendableai/firecrawl
+    - name: git-revision
+      type: string
+      description: Git revision to checkout
+      default: main
+    - name: image-name
+      type: string
+      description: Target image name
+      default: the-seas.local.mk-labs.cloud/library/firecrawl-api
+    - name: image-tag
+      type: string
+      description: Image tag
+      default: latest
+    - name: dockerfile-path
+      type: string
+      description: Path to Dockerfile relative to repo root
+      default: ./Dockerfile
+    - name: build-context
+      type: string
+      description: Build context path
+      default: ./apps/api
+  workspaces:
+    - name: shared-data
+      description: Workspace for source code
+    - name: docker-credentials
+      description: Docker config for Harbor authentication
+  tasks:
+    - name: fetch-source
+      taskRef:
+        name: git-clone
+      workspaces:
+        - name: output
+          workspace: shared-data
+      params:
+        - name: url
+          value: $(params.git-url)
+        - name: revision
+          value: $(params.git-revision)
+        - name: depth
+          value: "1"
+        - name: sslVerify
+          value: "false"
+        - name: deleteExisting
+          value: "true"
+    - name: build-push
+      taskRef:
+        name: kaniko-build
+      runAfter:
+        - fetch-source
+      workspaces:
+        - name: source
+          workspace: shared-data
+        - name: dockerconfig
+          workspace: docker-credentials
+      params:
+        - name: IMAGE
+          value: $(params.image-name):$(params.image-tag)
+        - name: DOCKERFILE
+          value: $(params.dockerfile-path)
+        - name: CONTEXT
+          value: $(params.build-context)
+        - name: EXTRA_ARGS
+          value:
+            - --insecure
+            - --skip-tls-verify
+            - --cache=true
+            - --cache-ttl=24h