chore: sync upstream langfuse-python to v4.8.0b1

.codex/environments/environment.toml

@@ -0,0 +1,5 @@
+version = 1
+name = "langfuse-python"
+
+[setup]
+script = "bash scripts/codex/setup.sh"

.env.template

@@ -1,5 +1,5 @@
 # Langfuse
-LANGFUSE_HOST=http://localhost:3000
+LANGFUSE_BASE_URL=http://localhost:3000
 LANGFUSE_PUBLIC_KEY=pk-lf-1234567890
 LANGFUSE_SECRET_KEY=sk-lf-1234567890
 

.github/CODEOWNERS

@@ -1,2 +1,5 @@
 # Currently inactive
 # * @langfuse/maintainers
+
+# Require maintainer review for GitHub configuration changes
+.github/ @langfuse/maintainers

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,30 @@
+## What does this PR do?
+
+> PR title must follow Conventional Commits, for example `feat: add dataset scoring helper` or `fix(openai): preserve trace context`.
+
+Fixes #
+
+## Type of change
+
+- [ ] Bug fix
+- [ ] New feature
+- [ ] Breaking change
+- [ ] Refactor
+- [ ] Documentation update
+- [ ] Tooling, CI, or repo maintenance
+
+## Verification
+
+List the main commands you ran:
+
+```bash
+
+```
+
+## Checklist
+
+- [ ] I self-reviewed the diff using `code_review.md`.
+- [ ] I added or updated tests for behavior changes.
+- [ ] I updated docs, examples, or `.env.template` if needed.
+- [ ] I did not hand-edit generated files; if generated files changed, I used the upstream regeneration path.
+- [ ] I did not commit secrets or credentials.

.github/dependabot.yml

@@ -5,10 +5,12 @@
 
 version: 2
 updates:
-  - package-ecosystem: "pip" # See documentation for possible values
+  - package-ecosystem: "uv" # See documentation for possible values
     directory: "/" # Location of package manifests
     schedule:
       interval: "daily"
+    cooldown:
+      default-days: 7
     rebase-strategy: "disabled" # use dependabot-rebase-stale
     commit-message:
       prefix: chore
@@ -21,3 +23,19 @@ updates:
       llama-index:
         patterns:
           - "llama-index*"
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"
+    cooldown:
+      default-days: 7
+    rebase-strategy: "disabled"
+    commit-message:
+      prefix: chore
+      prefix-development: chore
+      include: scope
+    groups:
+      github-actions:
+        patterns:
+          - "*"