feat: add language column, AI Generated category, and mine/shared filters

- Add language column (powershell/bash/python) to script_templates model and schemas
- Seed 'AI Generated' script category via migration 063
- Add mine and shared query params to list_templates endpoint

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

backend/alembic/versions/063_add_language_to_script_templates_and_ai_.py

@@ -0,0 +1,55 @@
+"""add_language_to_script_templates_and_ai_generated_category
+
+Revision ID: 063
+Revises: 062
+Create Date: 2026-03-21 21:13:32.239533
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = '063'
+down_revision: Union[str, None] = '062'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # Add language column to script_templates
+    op.add_column(
+        'script_templates',
+        sa.Column(
+            'language',
+            sa.String(length=30),
+            nullable=True,
+            comment='Script language: powershell, bash, python',
+        ),
+    )
+
+    # Seed "AI Generated" category
+    op.execute(
+        sa.text("""
+            INSERT INTO script_categories (id, name, slug, description, icon, sort_order, is_active, created_at, updated_at)
+            VALUES (
+                'a0000000-0000-0000-0000-000000000001'::uuid,
+                'AI Generated',
+                'ai-generated',
+                'Scripts generated by the AI Script Builder',
+                'sparkles',
+                100,
+                true,
+                NOW(),
+                NOW()
+            )
+            ON CONFLICT (slug) DO NOTHING
+        """)
+    )
+
+
+def downgrade() -> None:
+    op.execute(sa.text("DELETE FROM script_categories WHERE slug = 'ai-generated'"))
+    op.drop_column('script_templates', 'language')

backend/app/api/endpoints/scripts.py

@@ -76,6 +76,8 @@ async def list_templates(
     search: Optional[str] = Query(None),
     tags: Optional[str] = Query(None, description="Comma-separated tags"),
     managed: Optional[bool] = Query(None, description="If true, return only templates this user can edit"),
+    mine: bool = Query(False, description="If true, return only templates created by the current user"),
+    shared: bool = Query(False, description="If true, return only templates shared with the user's team"),
 ) -> list[ScriptTemplateListItem]:
     query = (
         select(ScriptTemplate)
@@ -116,6 +118,12 @@ async def list_templates(
             # engineers see only their own
             query = query.where(ScriptTemplate.created_by == current_user.id)
 
+    if mine:
+        query = query.where(ScriptTemplate.created_by == current_user.id)
+
+    if shared:
+        query = query.where(ScriptTemplate.team_id == current_user.team_id)
+
     result = await db.execute(query.order_by(ScriptTemplate.name))
     templates = result.scalars().all()
 

backend/app/models/script_template.py

@@ -52,6 +52,10 @@ class ScriptTemplate(Base):
     description: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
     use_case: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
     script_body: Mapped[str] = mapped_column(Text, nullable=False)
+    language: Mapped[Optional[str]] = mapped_column(
+        String(30), nullable=True, default="powershell",
+        comment="Script language: powershell, bash, python",
+    )
     parameters_schema: Mapped[dict] = mapped_column(JSONB, nullable=False, default=dict)
     default_values: Mapped[dict] = mapped_column(JSONB, nullable=False, default=dict)
     validation_rules: Mapped[dict] = mapped_column(JSONB, nullable=False, default=dict)

backend/app/schemas/script_template.py

@@ -62,6 +62,7 @@ class ScriptTemplateCreate(BaseModel):
     estimated_runtime: Optional[str] = None
     requires_elevation: bool = False
     requires_modules: list[str] = Field(default_factory=list)
+    language: str | None = None
 
 class ScriptTemplateUpdate(BaseModel):
     name: Optional[str] = Field(None, min_length=1, max_length=200)
@@ -93,6 +94,7 @@ class ScriptTemplateListItem(BaseModel):
     requires_modules: list[str]
     is_verified: bool
     usage_count: int
+    language: str | None = None
 
     class Config:
         from_attributes = True